90405656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{25057}}^1$

素因数の和:25115

約数の個数: 32

約数和(自身を含む): 189438480

約数和(自身を除く): 99032824

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 25057, 50114, 100228, 200456, 275627, 551254, 1027337, 1102508, 2054674, 2205016, 4109348, 8218696, 11300707, 22601414, 45202828, 90405656]

約数ペア:

[(1, 90405656), (2, 45202828), (4, 22601414), (8, 11300707), (11, 8218696), (22, 4109348), (41, 2205016), (44, 2054674), (82, 1102508), (88, 1027337), (164, 551254), (328, 275627), (451, 200456), (902, 100228), (1804, 50114), (3608, 25057)]