91518320

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5807}}^1$

素因数の和:6017

約数の個数: 40

約数和(自身を含む): 213897024

約数和(自身を除く): 122378704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 5807, 7880, 11614, 15760, 23228, 29035, 46456, 58070, 92912, 116140, 232280, 464560, 1143979, 2287958, 4575916, 5719895, 9151832, 11439790, 18303664, 22879580, 45759160, 91518320]

約数ペア:

[(1, 91518320), (2, 45759160), (4, 22879580), (5, 18303664), (8, 11439790), (10, 9151832), (16, 5719895), (20, 4575916), (40, 2287958), (80, 1143979), (197, 464560), (394, 232280), (788, 116140), (985, 92912), (1576, 58070), (1970, 46456), (3152, 29035), (3940, 23228), (5807, 15760), (7880, 11614)]