80871218

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{3659}}^1$

素因数の和:3961

約数の個数: 16

約数和(自身を含む): 124644960

約数和(自身を除く): 43773742

約数列:

[1, 2, 43, 86, 257, 514, 3659, 7318, 11051, 22102, 157337, 314674, 940363, 1880726, 40435609, 80871218]

約数ペア:

[(1, 80871218), (2, 40435609), (43, 1880726), (86, 940363), (257, 314674), (514, 157337), (3659, 22102), (7318, 11051)]