20249544100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1181}}^1\times {\mathrm{5531}}^1$

素因数の和:6757

約数の個数: 72

約数和(自身を含む): 45405593856

約数和(自身を除く): 25156049756

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1181, 1550, 2362, 3100, 4724, 5531, 5905, 11062, 11810, 22124, 23620, 27655, 29525, 36611, 55310, 59050, 73222, 110620, 118100, 138275, 146444, 171461, 183055, 276550, 342922, 366110, 553100, 685844, 732220, 857305, 915275, 1714610, 1830550, 3429220, 3661100, 4286525, 6532111, 8573050, 13064222, 17146100, 26128444, 32660555, 65321110, 130642220, 163302775, 202495441, 326605550, 404990882, 653211100, 809981764, 1012477205, 2024954410, 4049908820, 5062386025, 10124772050, 20249544100]

約数ペア:

[(1, 20249544100), (2, 10124772050), (4, 5062386025), (5, 4049908820), (10, 2024954410), (20, 1012477205), (25, 809981764), (31, 653211100), (50, 404990882), (62, 326605550), (100, 202495441), (124, 163302775), (155, 130642220), (310, 65321110), (620, 32660555), (775, 26128444), (1181, 17146100), (1550, 13064222), (2362, 8573050), (3100, 6532111), (4724, 4286525), (5531, 3661100), (5905, 3429220), (11062, 1830550), (11810, 1714610), (22124, 915275), (23620, 857305), (27655, 732220), (29525, 685844), (36611, 553100), (55310, 366110), (59050, 342922), (73222, 276550), (110620, 183055), (118100, 171461), (138275, 146444)]