90775360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21821}}^1$

素因数の和:21851

約数の個数: 56

約数和(自身を含む): 232797096

約数和(自身を除く): 142021736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21821, 43642, 87284, 109105, 174568, 218210, 283673, 349136, 436420, 567346, 698272, 872840, 1134692, 1396544, 1418365, 1745680, 2269384, 2836730, 3491360, 4538768, 5673460, 6982720, 9077536, 11346920, 18155072, 22693840, 45387680, 90775360]

約数ペア:

[(1, 90775360), (2, 45387680), (4, 22693840), (5, 18155072), (8, 11346920), (10, 9077536), (13, 6982720), (16, 5673460), (20, 4538768), (26, 3491360), (32, 2836730), (40, 2269384), (52, 1745680), (64, 1418365), (65, 1396544), (80, 1134692), (104, 872840), (130, 698272), (160, 567346), (208, 436420), (260, 349136), (320, 283673), (416, 218210), (520, 174568), (832, 109105), (1040, 87284), (2080, 43642), (4160, 21821)]