15425225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 19920600

約数和(自身を除く): 4495375

約数列:

[1, 5, 25, 41, 101, 149, 205, 505, 745, 1025, 2525, 3725, 4141, 6109, 15049, 20705, 30545, 75245, 103525, 152725, 376225, 617009, 3085045, 15425225]

約数ペア:

[(1, 15425225), (5, 3085045), (25, 617009), (41, 376225), (101, 152725), (149, 103525), (205, 75245), (505, 30545), (745, 20705), (1025, 15049), (2525, 6109), (3725, 4141)]