78106660

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{2531}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 164195136

約数和(自身を除く): 86088476

約数列:

[1, 2, 4, 5, 10, 20, 1543, 2531, 3086, 5062, 6172, 7715, 10124, 12655, 15430, 25310, 30860, 50620, 3905333, 7810666, 15621332, 19526665, 39053330, 78106660]

約数ペア:

[(1, 78106660), (2, 39053330), (4, 19526665), (5, 15621332), (10, 7810666), (20, 3905333), (1543, 50620), (2531, 30860), (3086, 25310), (5062, 15430), (6172, 12655), (7715, 10124)]