83513960

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2137}}^1$

素因数の和:3125

約数の個数: 32

約数和(自身を含む): 188186760

約数和(自身を除く): 104672800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 2137, 3908, 4274, 4885, 7816, 8548, 9770, 10685, 17096, 19540, 21370, 39080, 42740, 85480, 2087849, 4175698, 8351396, 10439245, 16702792, 20878490, 41756980, 83513960]

約数ペア:

[(1, 83513960), (2, 41756980), (4, 20878490), (5, 16702792), (8, 10439245), (10, 8351396), (20, 4175698), (40, 2087849), (977, 85480), (1954, 42740), (2137, 39080), (3908, 21370), (4274, 19540), (4885, 17096), (7816, 10685), (8548, 9770)]