80821570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{475421}}^1$

素因数の和:475445

約数の個数: 16

約数和(自身を含む): 154036728

約数和(自身を除く): 73215158

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 475421, 950842, 2377105, 4754210, 8082157, 16164314, 40410785, 80821570]

約数ペア:

[(1, 80821570), (2, 40410785), (5, 16164314), (10, 8082157), (17, 4754210), (34, 2377105), (85, 950842), (170, 475421)]