15677771990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{279511}}^1$

素因数の和:279668

約数の個数: 32

約数和(自身を含む): 28979804160

約数和(自身を除く): 13302032170

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 790, 5609, 11218, 28045, 56090, 279511, 559022, 1397555, 2795110, 19845281, 22081369, 39690562, 44162738, 99226405, 110406845, 198452810, 220813690, 1567777199, 3135554398, 7838885995, 15677771990]

約数ペア:

[(1, 15677771990), (2, 7838885995), (5, 3135554398), (10, 1567777199), (71, 220813690), (79, 198452810), (142, 110406845), (158, 99226405), (355, 44162738), (395, 39690562), (710, 22081369), (790, 19845281), (5609, 2795110), (11218, 1397555), (28045, 559022), (56090, 279511)]