24 lines
542 B
Java
24 lines
542 B
Java
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import java.util.Scanner;
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public class Main {
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static long gcd(long a, long b){
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if(b==0) return a;
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return gcd(b,a%b);
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}
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static long lcm(long a,long b){
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return a*b/gcd(a,b);
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}
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public static void main(String[] args) {
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Scanner reader = new Scanner(System.in);
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int t = reader.nextInt();
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for (int i = 0; i < t; i++) {
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int a=reader.nextInt(), b=reader.nextInt();
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System.out.printf("%d %d\n",lcm(a,b),gcd(a,b));
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}
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reader.close();
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}
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}
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