12976160

素因数分解:

$2^5\times 5^1\times {\mathrm{81101}}^1$

素因数の和:81116

約数の個数: 24

約数和(自身を含む): 30656556

約数和(自身を除く): 17680396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 81101, 162202, 324404, 405505, 648808, 811010, 1297616, 1622020, 2595232, 3244040, 6488080, 12976160]

約数ペア:

[(1, 12976160), (2, 6488080), (4, 3244040), (5, 2595232), (8, 1622020), (10, 1297616), (16, 811010), (20, 648808), (32, 405505), (40, 324404), (80, 162202), (160, 81101)]