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



public class Main {
	
	private static long gcd(long n, long m) {
//		int tmp = 0;
		while(n != m) {
			if(n > m) {
				n -= m;
			}
			else {
				m-= n;
			}
		}
		
		
		return n;
	}

//	private static int lcm(int n, int m) {
//		return n*m/gcd(n,  m);
//	}
	
	public static void main(String[] args) throws IOException{
        Scanner scan = new Scanner(System.in);
        while(scan.hasNext()) {
        	long n = scan.nextInt();
        	long m = scan.nextInt();
        	long gcd = gcd(n, m);
        	System.out.println(gcd + " " + n * m / gcd);
        	
        }

        
	}
}
 
/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