85661860

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{6271}}^1$

素因数の和:6963

約数の個数: 24

約数和(自身を含む): 180182016

約数和(自身を除く): 94520156

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 6271, 6830, 12542, 13660, 25084, 31355, 62710, 125420, 4283093, 8566186, 17132372, 21415465, 42830930, 85661860]

約数ペア:

[(1, 85661860), (2, 42830930), (4, 21415465), (5, 17132372), (10, 8566186), (20, 4283093), (683, 125420), (1366, 62710), (2732, 31355), (3415, 25084), (6271, 13660), (6830, 12542)]