90438632

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 185803200

約数和(自身を除く): 95364568

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 101, 137, 152, 172, 202, 274, 344, 404, 548, 808, 817, 1096, 1634, 1919, 2603, 3268, 3838, 4343, 5206, 5891, 6536, 7676, 8686, 10412, 11782, 13837, 15352, 17372, 20824, 23564, 27674, 34744, 47128, 55348, 82517, 110696, 111929, 165034, 223858, 262903, 330068, 447716, 525806, 594991, 660136, 895432, 1051612, 1189982, 2103224, 2379964, 4759928, 11304829, 22609658, 45219316, 90438632]

約数ペア:

[(1, 90438632), (2, 45219316), (4, 22609658), (8, 11304829), (19, 4759928), (38, 2379964), (43, 2103224), (76, 1189982), (86, 1051612), (101, 895432), (137, 660136), (152, 594991), (172, 525806), (202, 447716), (274, 330068), (344, 262903), (404, 223858), (548, 165034), (808, 111929), (817, 110696), (1096, 82517), (1634, 55348), (1919, 47128), (2603, 34744), (3268, 27674), (3838, 23564), (4343, 20824), (5206, 17372), (5891, 15352), (6536, 13837), (7676, 11782), (8686, 10412)]