66606560

素因数分解:

$2^5\times 5^1\times {\mathrm{416291}}^1$

素因数の和:416306

約数の個数: 24

約数和(自身を含む): 157358376

約数和(自身を除く): 90751816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 416291, 832582, 1665164, 2081455, 3330328, 4162910, 6660656, 8325820, 13321312, 16651640, 33303280, 66606560]

約数ペア:

[(1, 66606560), (2, 33303280), (4, 16651640), (5, 13321312), (8, 8325820), (10, 6660656), (16, 4162910), (20, 3330328), (32, 2081455), (40, 1665164), (80, 832582), (160, 416291)]