import java.io.IOException;
import java.util.Scanner;

public class Main {
    private static int gcd(int a, int b){ 
        if (b==0){
            return a;
        }else{
            return gcd(b,a%b);
        }
    }
    
    public static void main(String[] args) throws IOException {
        Scanner sc = new Scanner(System.in);
        while (sc.hasNext()){
            int v1 = sc.nextInt();
            int v2 = sc.nextInt();
            if (v1>=v2){
                int ans = gcd(v1,v2);
                System.out.print(ans + " ");
                System.out.println(v1/ans*v2);
            }else{
                int ans = gcd(v2,v1);
                System.out.print(ans + " ");
                System.out.println(v1/ans*v2);
            }
        }
    }
}
/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