25288180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74377}}^1$

素因数の和:74403

約数の個数: 24

約数和(自身を含む): 56229768

約数和(自身を除く): 30941588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74377, 148754, 297508, 371885, 743770, 1264409, 1487540, 2528818, 5057636, 6322045, 12644090, 25288180]

約数ペア:

[(1, 25288180), (2, 12644090), (4, 6322045), (5, 5057636), (10, 2528818), (17, 1487540), (20, 1264409), (34, 743770), (68, 371885), (85, 297508), (170, 148754), (340, 74377)]