25243180

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5281}}^1$

素因数の和:5529

約数の個数: 24

約数和(自身を含む): 53242560

約数和(自身を除く): 27999380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5281, 10562, 21124, 26405, 52810, 105620, 1262159, 2524318, 5048636, 6310795, 12621590, 25243180]

約数ペア:

[(1, 25243180), (2, 12621590), (4, 6310795), (5, 5048636), (10, 2524318), (20, 1262159), (239, 105620), (478, 52810), (956, 26405), (1195, 21124), (2390, 10562), (4780, 5281)]