25409996

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{3779}}^1$

素因数の和:3865

約数の個数: 18

約数和(自身を含む): 45590580

約数和(自身を除く): 20180584

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 3779, 6724, 7558, 15116, 154939, 309878, 619756, 6352499, 12704998, 25409996]

約数ペア:

[(1, 25409996), (2, 12704998), (4, 6352499), (41, 619756), (82, 309878), (164, 154939), (1681, 15116), (3362, 7558), (3779, 6724)]