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) + " " + 1l * a * b / GCD(a, b));
		}
		sc.close();
	}

	public static int GCD(int x, int y) {
		int tmp;
		while ((tmp = x % y) != 0) {
			x = y;
			y = tmp;
		}
		return y;
	}
}
/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