25220195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5039}}^1$

素因数の和:5075

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 15422365

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 5039, 25195, 35273, 55429, 65507, 176365, 277145, 327535, 388003, 458549, 720577, 1940015, 2292745, 3602885, 5044039, 25220195]

約数ペア:

[(1, 25220195), (5, 5044039), (7, 3602885), (11, 2292745), (13, 1940015), (35, 720577), (55, 458549), (65, 388003), (77, 327535), (91, 277145), (143, 176365), (385, 65507), (455, 55429), (715, 35273), (1001, 25195), (5005, 5039)]