17881575160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1289}}^1\times {\mathrm{11959}}^1$

素因数の和:13288

約数の個数: 64

約数和(自身を含む): 41656680000

約数和(自身を除く): 23775104840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1289, 2578, 5156, 6445, 10312, 11959, 12890, 23918, 25780, 37381, 47836, 51560, 59795, 74762, 95672, 119590, 149524, 186905, 239180, 299048, 346811, 373810, 478360, 693622, 747620, 1387244, 1495240, 1734055, 2774488, 3468110, 6936220, 13872440, 15415151, 30830302, 61660604, 77075755, 123321208, 154151510, 308303020, 447039379, 616606040, 894078758, 1788157516, 2235196895, 3576315032, 4470393790, 8940787580, 17881575160]

約数ペア:

[(1, 17881575160), (2, 8940787580), (4, 4470393790), (5, 3576315032), (8, 2235196895), (10, 1788157516), (20, 894078758), (29, 616606040), (40, 447039379), (58, 308303020), (116, 154151510), (145, 123321208), (232, 77075755), (290, 61660604), (580, 30830302), (1160, 15415151), (1289, 13872440), (2578, 6936220), (5156, 3468110), (6445, 2774488), (10312, 1734055), (11959, 1495240), (12890, 1387244), (23918, 747620), (25780, 693622), (37381, 478360), (47836, 373810), (51560, 346811), (59795, 299048), (74762, 239180), (95672, 186905), (119590, 149524)]