import java.util.*;

public class Main{
   public static void main(String[] args) {
	  Scanner sc =new Scanner(System.in);
int a,b;
while(sc.hasNext()){
int n1=sc.nextInt();
int n2=sc.nextInt();
a=Math.max(n1,n2);
b=Math.min(n1,n2);
for(;;){
a =a%b;
if(a==0)break;
int temp=b;
b=a;
a=temp;
}
System.out.println(b+" "+(long)n1*n2/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