25105660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40493}}^1$

素因数の和:40533

約数の個数: 24

約数和(自身を含む): 54423936

約数和(自身を除く): 29318276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 40493, 80986, 161972, 202465, 404930, 809860, 1255283, 2510566, 5021132, 6276415, 12552830, 25105660]

約数ペア:

[(1, 25105660), (2, 12552830), (4, 6276415), (5, 5021132), (10, 2510566), (20, 1255283), (31, 809860), (62, 404930), (124, 202465), (155, 161972), (310, 80986), (620, 40493)]