250152020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5527}}^1$

素因数の和:5640

約数の個数: 48

約数和(自身を含む): 549792768

約数和(自身を除く): 299640748

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 4526, 5527, 9052, 11054, 11315, 22108, 22630, 27635, 45260, 55270, 110540, 171337, 342674, 403471, 685348, 806942, 856685, 1613884, 1713370, 2017355, 3426740, 4034710, 8069420, 12507601, 25015202, 50030404, 62538005, 125076010, 250152020]

約数ペア:

[(1, 250152020), (2, 125076010), (4, 62538005), (5, 50030404), (10, 25015202), (20, 12507601), (31, 8069420), (62, 4034710), (73, 3426740), (124, 2017355), (146, 1713370), (155, 1613884), (292, 856685), (310, 806942), (365, 685348), (620, 403471), (730, 342674), (1460, 171337), (2263, 110540), (4526, 55270), (5527, 45260), (9052, 27635), (11054, 22630), (11315, 22108)]