68307740

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5167}}^1$

素因数の和:5837

約数の個数: 24

約数和(自身を含む): 143691072

約数和(自身を除く): 75383332

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 5167, 6610, 10334, 13220, 20668, 25835, 51670, 103340, 3415387, 6830774, 13661548, 17076935, 34153870, 68307740]

約数ペア:

[(1, 68307740), (2, 34153870), (4, 17076935), (5, 13661548), (10, 6830774), (20, 3415387), (661, 103340), (1322, 51670), (2644, 25835), (3305, 20668), (5167, 13220), (6610, 10334)]