81271010

素因数分解:

$2^1\times 5^1\times {\mathrm{8127101}}^1$

素因数の和:8127108

約数の個数: 8

約数和(自身を含む): 146287836

約数和(自身を除く): 65016826

約数列:

[1, 2, 5, 10, 8127101, 16254202, 40635505, 81271010]

約数ペア:

[(1, 81271010), (2, 40635505), (5, 16254202), (10, 8127101)]