import java.io.*;
import java.util.*;

class Main{

public static void main(String args[]) throws java.io.IOException{
Scanner scan = new Scanner(System.in);
while(scan.hasNext()){
long a =scan.nextLong();
long b = scan.nextLong();
System.out.println(gcd(a,b)+" "+(a*b)/gcd(a,b));
}


}
public static long gcd(long a,long b){
if(b==0)return a;
return gcd(b,a%b);
}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz