a, b = input().split(" ")

a = int(a)
b = int(b)

def GCD(a, b):
    if b == 0:
        return a 
    else:
        return GCD(b, a%b)

def LCM(a, b):
    return abs(a * b) // GCD(a, b)

result = LCM(a, b)

print(GCD(a, b), result)


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