4057825

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 18

約数和(自身を含む): 5238194

約数和(自身を除く): 1180369

約数列:

[1, 5, 25, 29, 145, 193, 725, 841, 965, 4205, 4825, 5597, 21025, 27985, 139925, 162313, 811565, 4057825]

約数ペア:

[(1, 4057825), (5, 811565), (25, 162313), (29, 139925), (145, 27985), (193, 21025), (725, 5597), (841, 4825), (965, 4205)]