67913960

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2063}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 153066240

約数和(自身を除く): 85152280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 2063, 3292, 4115, 4126, 6584, 8230, 8252, 10315, 16460, 16504, 20630, 32920, 41260, 82520, 1697849, 3395698, 6791396, 8489245, 13582792, 16978490, 33956980, 67913960]

約数ペア:

[(1, 67913960), (2, 33956980), (4, 16978490), (5, 13582792), (8, 8489245), (10, 6791396), (20, 3395698), (40, 1697849), (823, 82520), (1646, 41260), (2063, 32920), (3292, 20630), (4115, 16504), (4126, 16460), (6584, 10315), (8230, 8252)]