85860290

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{6661}}^1$

素因数の和:7957

約数の個数: 16

約数和(自身を含む): 154691640

約数和(自身を除く): 68831350

約数列:

[1, 2, 5, 10, 1289, 2578, 6445, 6661, 12890, 13322, 33305, 66610, 8586029, 17172058, 42930145, 85860290]

約数ペア:

[(1, 85860290), (2, 42930145), (5, 17172058), (10, 8586029), (1289, 66610), (2578, 33305), (6445, 13322), (6661, 12890)]