65516740

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{14431}}^1$

素因数の和:14667

約数の個数: 24

約数和(自身を含む): 138200832

約数和(自身を除く): 72684092

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 14431, 28862, 57724, 72155, 144310, 288620, 3275837, 6551674, 13103348, 16379185, 32758370, 65516740]

約数ペア:

[(1, 65516740), (2, 32758370), (4, 16379185), (5, 13103348), (10, 6551674), (20, 3275837), (227, 288620), (454, 144310), (908, 72155), (1135, 57724), (2270, 28862), (4540, 14431)]