81653795

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{30871}}^1$

素因数の和:30922

約数の個数: 12

約数和(自身を含む): 102433296

約数和(自身を除く): 20779501

約数列:

[1, 5, 23, 115, 529, 2645, 30871, 154355, 710033, 3550165, 16330759, 81653795]

約数ペア:

[(1, 81653795), (5, 16330759), (23, 3550165), (115, 710033), (529, 154355), (2645, 30871)]