205089100

素因数分解:

$2^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{13063}}^1$

素因数の和:13234

約数の個数: 36

約数和(自身を含む): 447912304

約数和(自身を除く): 242823204

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 157, 314, 628, 785, 1570, 3140, 3925, 7850, 13063, 15700, 26126, 52252, 65315, 130630, 261260, 326575, 653150, 1306300, 2050891, 4101782, 8203564, 10254455, 20508910, 41017820, 51272275, 102544550, 205089100]

約数ペア:

[(1, 205089100), (2, 102544550), (4, 51272275), (5, 41017820), (10, 20508910), (20, 10254455), (25, 8203564), (50, 4101782), (100, 2050891), (157, 1306300), (314, 653150), (628, 326575), (785, 261260), (1570, 130630), (3140, 65315), (3925, 52252), (7850, 26126), (13063, 15700)]