25259260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97151}}^1$

素因数の和:97173

約数の個数: 24

約数和(自身を含む): 57125376

約数和(自身を除く): 31866116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97151, 194302, 388604, 485755, 971510, 1262963, 1943020, 2525926, 5051852, 6314815, 12629630, 25259260]

約数ペア:

[(1, 25259260), (2, 12629630), (4, 6314815), (5, 5051852), (10, 2525926), (13, 1943020), (20, 1262963), (26, 971510), (52, 485755), (65, 388604), (130, 194302), (260, 97151)]