2145156725

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{8111}}^1$

素因数の和:8341

約数の個数: 24

約数和(自身を含む): 2715897600

約数和(自身を除く): 570740875

約数列:

[1, 5, 25, 71, 149, 355, 745, 1775, 3725, 8111, 10579, 40555, 52895, 202775, 264475, 575881, 1208539, 2879405, 6042695, 14397025, 30213475, 85806269, 429031345, 2145156725]

約数ペア:

[(1, 2145156725), (5, 429031345), (25, 85806269), (71, 30213475), (149, 14397025), (355, 6042695), (745, 2879405), (1775, 1208539), (3725, 575881), (8111, 264475), (10579, 202775), (40555, 52895)]