72051284180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83780563}}^1$

素因数の和:83780615

約数の個数: 24

約数和(自身を含む): 154826482272

約数和(自身を除く): 82775198092

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 83780563, 167561126, 335122252, 418902815, 837805630, 1675611260, 3602564209, 7205128418, 14410256836, 18012821045, 36025642090, 72051284180]

約数ペア:

[(1, 72051284180), (2, 36025642090), (4, 18012821045), (5, 14410256836), (10, 7205128418), (20, 3602564209), (43, 1675611260), (86, 837805630), (172, 418902815), (215, 335122252), (430, 167561126), (860, 83780563)]