78975080

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2399}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 177984000

約数和(自身を除く): 99008920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 2399, 3292, 4115, 4798, 6584, 8230, 9596, 11995, 16460, 19192, 23990, 32920, 47980, 95960, 1974377, 3948754, 7897508, 9871885, 15795016, 19743770, 39487540, 78975080]

約数ペア:

[(1, 78975080), (2, 39487540), (4, 19743770), (5, 15795016), (8, 9871885), (10, 7897508), (20, 3948754), (40, 1974377), (823, 95960), (1646, 47980), (2399, 32920), (3292, 23990), (4115, 19192), (4798, 16460), (6584, 11995), (8230, 9596)]