250225660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{205103}}^1$

素因数の和:205173

約数の個数: 24

約数和(自身を含む): 534090816

約数和(自身を除く): 283865156

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 205103, 410206, 820412, 1025515, 2051030, 4102060, 12511283, 25022566, 50045132, 62556415, 125112830, 250225660]

約数ペア:

[(1, 250225660), (2, 125112830), (4, 62556415), (5, 50045132), (10, 25022566), (20, 12511283), (61, 4102060), (122, 2051030), (244, 1025515), (305, 820412), (610, 410206), (1220, 205103)]