157029872840

素因数分解:

$2^3\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2433817}}^1$

素因数の和:2435441

約数の個数: 32

約数和(自身を含む): 353536402680

約数和(自身を除く): 196506529840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1613, 3226, 6452, 8065, 12904, 16130, 32260, 64520, 2433817, 4867634, 9735268, 12169085, 19470536, 24338170, 48676340, 97352680, 3925746821, 7851493642, 15702987284, 19628734105, 31405974568, 39257468210, 78514936420, 157029872840]

約数ペア:

[(1, 157029872840), (2, 78514936420), (4, 39257468210), (5, 31405974568), (8, 19628734105), (10, 15702987284), (20, 7851493642), (40, 3925746821), (1613, 97352680), (3226, 48676340), (6452, 24338170), (8065, 19470536), (12904, 12169085), (16130, 9735268), (32260, 4867634), (64520, 2433817)]