52147240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 120657600

約数和(自身を除く): 68510360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 113, 139, 166, 226, 278, 332, 415, 452, 556, 565, 664, 695, 830, 904, 1112, 1130, 1390, 1660, 2260, 2780, 3320, 4520, 5560, 9379, 11537, 15707, 18758, 23074, 31414, 37516, 46148, 46895, 57685, 62828, 75032, 78535, 92296, 93790, 115370, 125656, 157070, 187580, 230740, 314140, 375160, 461480, 628280, 1303681, 2607362, 5214724, 6518405, 10429448, 13036810, 26073620, 52147240]

約数ペア:

[(1, 52147240), (2, 26073620), (4, 13036810), (5, 10429448), (8, 6518405), (10, 5214724), (20, 2607362), (40, 1303681), (83, 628280), (113, 461480), (139, 375160), (166, 314140), (226, 230740), (278, 187580), (332, 157070), (415, 125656), (452, 115370), (556, 93790), (565, 92296), (664, 78535), (695, 75032), (830, 62828), (904, 57685), (1112, 46895), (1130, 46148), (1390, 37516), (1660, 31414), (2260, 23074), (2780, 18758), (3320, 15707), (4520, 11537), (5560, 9379)]