149617360

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{18517}}^1$

素因数の和:18631

約数の個数: 40

約数和(自身を含む): 351323496

約数和(自身を除く): 201706136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 18517, 37034, 74068, 92585, 148136, 185170, 296272, 370340, 740680, 1481360, 1870217, 3740434, 7480868, 9351085, 14961736, 18702170, 29923472, 37404340, 74808680, 149617360]

約数ペア:

[(1, 149617360), (2, 74808680), (4, 37404340), (5, 29923472), (8, 18702170), (10, 14961736), (16, 9351085), (20, 7480868), (40, 3740434), (80, 1870217), (101, 1481360), (202, 740680), (404, 370340), (505, 296272), (808, 185170), (1010, 148136), (1616, 92585), (2020, 74068), (4040, 37034), (8080, 18517)]