82277180

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{10259}}^1$

素因数の和:10669

約数の個数: 24

約数和(自身を含む): 173229840

約数和(自身を除く): 90952660

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 10259, 20518, 41036, 51295, 102590, 205180, 4113859, 8227718, 16455436, 20569295, 41138590, 82277180]

約数ペア:

[(1, 82277180), (2, 41138590), (4, 20569295), (5, 16455436), (10, 8227718), (20, 4113859), (401, 205180), (802, 102590), (1604, 51295), (2005, 41036), (4010, 20518), (8020, 10259)]