156536080

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2221}}^1$

素因数の和:3115

約数の個数: 40

約数和(自身を含む): 364523544

約数和(自身を除く): 207987464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1762, 2221, 3524, 4405, 4442, 7048, 8810, 8884, 11105, 14096, 17620, 17768, 22210, 35240, 35536, 44420, 70480, 88840, 177680, 1956701, 3913402, 7826804, 9783505, 15653608, 19567010, 31307216, 39134020, 78268040, 156536080]

約数ペア:

[(1, 156536080), (2, 78268040), (4, 39134020), (5, 31307216), (8, 19567010), (10, 15653608), (16, 9783505), (20, 7826804), (40, 3913402), (80, 1956701), (881, 177680), (1762, 88840), (2221, 70480), (3524, 44420), (4405, 35536), (4442, 35240), (7048, 22210), (8810, 17768), (8884, 17620), (11105, 14096)]