import java.util.*;

class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a, b, tmp, a2, b2;
		while(sc.hasNext()){
			a2 = a = sc.nextInt();
			b2 = b = sc.nextInt();
			
			a %= b;
			while(a != 0){
				tmp = a;
				a = b;
				b = tmp;
				a %= b;
			}
			System.out.println(b + " " + a2 / b * b2);
		}
	}
}
/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