27721850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{42649}}^1$

素因数の和:42674

約数の個数: 24

約数和(自身を含む): 55530300

約数和(自身を除く): 27808450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 42649, 85298, 213245, 426490, 554437, 1066225, 1108874, 2132450, 2772185, 5544370, 13860925, 27721850]

約数ペア:

[(1, 27721850), (2, 13860925), (5, 5544370), (10, 2772185), (13, 2132450), (25, 1108874), (26, 1066225), (50, 554437), (65, 426490), (130, 213245), (325, 85298), (650, 42649)]