64862320

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2927}}^1$

素因数の和:3217

約数の個数: 40

約数和(自身を含む): 151401024

約数和(自身を除く): 86538704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 2927, 4432, 5540, 5854, 11080, 11708, 14635, 22160, 23416, 29270, 46832, 58540, 117080, 234160, 810779, 1621558, 3243116, 4053895, 6486232, 8107790, 12972464, 16215580, 32431160, 64862320]

約数ペア:

[(1, 64862320), (2, 32431160), (4, 16215580), (5, 12972464), (8, 8107790), (10, 6486232), (16, 4053895), (20, 3243116), (40, 1621558), (80, 810779), (277, 234160), (554, 117080), (1108, 58540), (1385, 46832), (2216, 29270), (2770, 23416), (2927, 22160), (4432, 14635), (5540, 11708), (5854, 11080)]