51418225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 66995712

約数和(自身を除く): 15577487

約数列:

[1, 5, 23, 25, 115, 223, 401, 575, 1115, 2005, 5129, 5575, 9223, 10025, 25645, 46115, 89423, 128225, 230575, 447115, 2056729, 2235575, 10283645, 51418225]

約数ペア:

[(1, 51418225), (5, 10283645), (23, 2235575), (25, 2056729), (115, 447115), (223, 230575), (401, 128225), (575, 89423), (1115, 46115), (2005, 25645), (5129, 10025), (5575, 9223)]