125826680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449381}}^1$

素因数の和:449399

約数の個数: 32

約数和(自身を含む): 323555040

約数和(自身を除く): 197728360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449381, 898762, 1797524, 2246905, 3145667, 3595048, 4493810, 6291334, 8987620, 12582668, 15728335, 17975240, 25165336, 31456670, 62913340, 125826680]

約数ペア:

[(1, 125826680), (2, 62913340), (4, 31456670), (5, 25165336), (7, 17975240), (8, 15728335), (10, 12582668), (14, 8987620), (20, 6291334), (28, 4493810), (35, 3595048), (40, 3145667), (56, 2246905), (70, 1797524), (140, 898762), (280, 449381)]