import java.util.*;

class Main{
    public static void main(String[] args){
	Scanner sc = new Scanner(System.in);

	while(sc.hasNext()){
	    long a = sc.nextInt();
	    long b = sc.nextInt();
	    
	    long smaller = a;
	    long larger = b;
	    if(b<smaller){smaller = b; larger = a;}
	    
	    long aa = a;
	    long bb = b;
	    while(bb!=0){
		long tmp = bb;
		bb = aa%bb;
		aa = tmp;
	    }

	    long lcm = (a*b)/aa;
	    
	    System.out.println(aa+" "+lcm);
	}
    }
}
/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