80955572

素因数分解:

$2^2\times {\mathrm{313}}^1\times {\mathrm{64661}}^1$

素因数の和:64978

約数の個数: 12

約数和(自身を含む): 142127076

約数和(自身を除く): 61171504

約数列:

[1, 2, 4, 313, 626, 1252, 64661, 129322, 258644, 20238893, 40477786, 80955572]

約数ペア:

[(1, 80955572), (2, 40477786), (4, 20238893), (313, 258644), (626, 129322), (1252, 64661)]