54187640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104207}}^1$

素因数の和:104231

約数の個数: 32

約数和(自身を含む): 131302080

約数和(自身を除く): 77114440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 104207, 208414, 416828, 521035, 833656, 1042070, 1354691, 2084140, 2709382, 4168280, 5418764, 6773455, 10837528, 13546910, 27093820, 54187640]

約数ペア:

[(1, 54187640), (2, 27093820), (4, 13546910), (5, 10837528), (8, 6773455), (10, 5418764), (13, 4168280), (20, 2709382), (26, 2084140), (40, 1354691), (52, 1042070), (65, 833656), (104, 521035), (130, 416828), (260, 208414), (520, 104207)]