import java.util.Scanner;


public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		while(sc.hasNext()){
			long m = sc.nextLong();
			long n = sc.nextLong();
			
			System.out.printf("%d %d\n",gcd(m, n), lcm(m, n));
		}
	}
	
	public static long gcd(long a, long b){
		
		if(b == 0)	return a;
		else return gcd(b, a % b);
	}
	
	public static long lcm(long a, long b){
		return a * b / gcd(a, 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