25229165

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 33313320

約数和(自身を除く): 8084155

約数列:

[1, 5, 13, 65, 73, 169, 365, 409, 845, 949, 2045, 4745, 5317, 12337, 26585, 29857, 61685, 69121, 149285, 345605, 388141, 1940705, 5045833, 25229165]

約数ペア:

[(1, 25229165), (5, 5045833), (13, 1940705), (65, 388141), (73, 345605), (169, 149285), (365, 69121), (409, 61685), (845, 29857), (949, 26585), (2045, 12337), (4745, 5317)]