51107290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30241}}^1$

素因数の和:30274

約数の個数: 24

約数和(自身を含む): 99617148

約数和(自身を除く): 48509858

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 30241, 60482, 151205, 302410, 393133, 786266, 1965665, 3931330, 5110729, 10221458, 25553645, 51107290]

約数ペア:

[(1, 51107290), (2, 25553645), (5, 10221458), (10, 5110729), (13, 3931330), (26, 1965665), (65, 786266), (130, 393133), (169, 302410), (338, 151205), (845, 60482), (1690, 30241)]