import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		while(sc.hasNext()){
			int a=sc.nextInt();
			int b=sc.nextInt();
			System.out.println(gcd(a,b)+" "+lcm(a,b));
		}
	}

	private static long gcd(int a,int b){
		int max=Math.max(a, b);
		int min=Math.min(a, b);

		int amari=max%min;
		if(amari==0)return min;
		return gcd(min,amari);
	}

	private static int lcm(long a,long b){
		return (int) (a*b/gcd((int)a,(int)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