73256360

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2137}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 165096360

約数和(自身を除く): 91840000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 2137, 3428, 4274, 4285, 6856, 8548, 8570, 10685, 17096, 17140, 21370, 34280, 42740, 85480, 1831409, 3662818, 7325636, 9157045, 14651272, 18314090, 36628180, 73256360]

約数ペア:

[(1, 73256360), (2, 36628180), (4, 18314090), (5, 14651272), (8, 9157045), (10, 7325636), (20, 3662818), (40, 1831409), (857, 85480), (1714, 42740), (2137, 34280), (3428, 21370), (4274, 17140), (4285, 17096), (6856, 10685), (8548, 8570)]