42812765

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 52214976

約数和(自身を除く): 9402211

約数列:

[1, 5, 131, 163, 401, 655, 815, 2005, 21353, 52531, 65363, 106765, 262655, 326815, 8562553, 42812765]

約数ペア:

[(1, 42812765), (5, 8562553), (131, 326815), (163, 262655), (401, 106765), (655, 65363), (815, 52531), (2005, 21353)]