import java.util.*;
public class Main{
 void run() {
  Scanner sc = new Scanner(System.in);
  for(;sc.hasNext();){
   long a = sc.nextLong();
   long b = sc.nextLong();
   System.out.println( gcd(a, b) + " " + lcm(a, b) );
  }
 }
 long gcd(long a, long b){
  if(b==0) return a;
  return gcd(b, a%b);
 }
 long lcm(long a, long b){
  return a/gcd(a, b)*b;
 }
 public static void main(String[] args){
  new Main().run();
 }
}
/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