import java.util.*;

public class Main {

	/**
	 * @param args
	 */
	Scanner sc = new Scanner(System.in);
	StringTokenizer st;
	
	long gcd(long a, long b) {
		if (b == 0) return a;
		return gcd(b, a % b);
	}
	
	
	void run() {
		long a, b;
		while (sc.hasNextLine()) {
			st = new StringTokenizer(sc.nextLine());
			a = Integer.parseInt(st.nextToken());
			b = Integer.parseInt(st.nextToken());
			System.out.printf("%d %d\n", gcd(a,b), a*b/gcd(a,b));
		}
	}
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new Main().run();
	}

}
/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