25197580

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4649}}^1$

素因数の和:4929

約数の個数: 24

約数和(自身を含む): 53121600

約数和(自身を除く): 27924020

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 4649, 5420, 9298, 18596, 23245, 46490, 92980, 1259879, 2519758, 5039516, 6299395, 12598790, 25197580]

約数ペア:

[(1, 25197580), (2, 12598790), (4, 6299395), (5, 5039516), (10, 2519758), (20, 1259879), (271, 92980), (542, 46490), (1084, 23245), (1355, 18596), (2710, 9298), (4649, 5420)]