248532910

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{2251}}^1$

素因数の和:2500

約数の個数: 32

約数和(自身を含む): 457408224

約数和(自身を除く): 208875314

約数列:

[1, 2, 5, 10, 61, 122, 181, 305, 362, 610, 905, 1810, 2251, 4502, 11041, 11255, 22082, 22510, 55205, 110410, 137311, 274622, 407431, 686555, 814862, 1373110, 2037155, 4074310, 24853291, 49706582, 124266455, 248532910]

約数ペア:

[(1, 248532910), (2, 124266455), (5, 49706582), (10, 24853291), (61, 4074310), (122, 2037155), (181, 1373110), (305, 814862), (362, 686555), (610, 407431), (905, 274622), (1810, 137311), (2251, 110410), (4502, 55205), (11041, 22510), (11255, 22082)]