811399680010

素因数分解:

$2^1\times 5^1\times {\mathrm{81139968001}}^1$

素因数の和:81139968008

約数の個数: 8

約数和(自身を含む): 1460519424036

約数和(自身を除く): 649119744026

約数列:

[1, 2, 5, 10, 81139968001, 162279936002, 405699840005, 811399680010]

約数ペア:

[(1, 811399680010), (2, 405699840005), (5, 162279936002), (10, 81139968001)]