199106225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{419171}}^1$

素因数の和:419200

約数の個数: 12

約数和(自身を含む): 259886640

約数和(自身を除く): 60780415

約数列:

[1, 5, 19, 25, 95, 475, 419171, 2095855, 7964249, 10479275, 39821245, 199106225]

約数ペア:

[(1, 199106225), (5, 39821245), (19, 10479275), (25, 7964249), (95, 2095855), (475, 419171)]