57725960

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1627}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 130109760

約数和(自身を除く): 72383800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1627, 1774, 3254, 3548, 4435, 6508, 7096, 8135, 8870, 13016, 16270, 17740, 32540, 35480, 65080, 1443149, 2886298, 5772596, 7215745, 11545192, 14431490, 28862980, 57725960]

約数ペア:

[(1, 57725960), (2, 28862980), (4, 14431490), (5, 11545192), (8, 7215745), (10, 5772596), (20, 2886298), (40, 1443149), (887, 65080), (1627, 35480), (1774, 32540), (3254, 17740), (3548, 16270), (4435, 13016), (6508, 8870), (7096, 8135)]