17968025

素因数分解:

$5^2\times {\mathrm{311}}^1\times {\mathrm{2311}}^1$

素因数の和:2632

約数の個数: 12

約数和(自身を含む): 22361664

約数和(自身を除く): 4393639

約数列:

[1, 5, 25, 311, 1555, 2311, 7775, 11555, 57775, 718721, 3593605, 17968025]

約数ペア:

[(1, 17968025), (5, 3593605), (25, 718721), (311, 57775), (1555, 11555), (2311, 7775)]