71306525

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{7901}}^1$

素因数の和:7949

約数の個数: 18

約数和(自身を含む): 93330522

約数和(自身を除く): 22023997

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 7901, 9025, 39505, 150119, 197525, 750595, 2852261, 3752975, 14261305, 71306525]

約数ペア:

[(1, 71306525), (5, 14261305), (19, 3752975), (25, 2852261), (95, 750595), (361, 197525), (475, 150119), (1805, 39505), (7901, 9025)]