25235660

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7741}}^1$

素因数の和:7913

約数の個数: 24

約数和(自身を含む): 53326896

約数和(自身を除く): 28091236

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 7741, 15482, 30964, 38705, 77410, 154820, 1261783, 2523566, 5047132, 6308915, 12617830, 25235660]

約数ペア:

[(1, 25235660), (2, 12617830), (4, 6308915), (5, 5047132), (10, 2523566), (20, 1261783), (163, 154820), (326, 77410), (652, 38705), (815, 30964), (1630, 15482), (3260, 7741)]