12882025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{3049}}^1$

素因数の和:3085

約数の個数: 18

約数和(自身を含む): 17302650

約数和(自身を除く): 4420625

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 3049, 4225, 15245, 39637, 76225, 198185, 515281, 990925, 2576405, 12882025]

約数ペア:

[(1, 12882025), (5, 2576405), (13, 990925), (25, 515281), (65, 198185), (169, 76225), (325, 39637), (845, 15245), (3049, 4225)]