126968080

素因数分解:

$2^4\times 5^1\times {\mathrm{1587101}}^1$

素因数の和:1587114

約数の個数: 20

約数和(自身を含む): 295200972

約数和(自身を除く): 168232892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1587101, 3174202, 6348404, 7935505, 12696808, 15871010, 25393616, 31742020, 63484040, 126968080]

約数ペア:

[(1, 126968080), (2, 63484040), (4, 31742020), (5, 25393616), (8, 15871010), (10, 12696808), (16, 7935505), (20, 6348404), (40, 3174202), (80, 1587101)]