205207850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{241421}}^1$

素因数の和:241450

約数の個数: 24

約数和(自身を含む): 404140428

約数和(自身を除く): 198932578

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 241421, 482842, 1207105, 2414210, 4104157, 6035525, 8208314, 12071050, 20520785, 41041570, 102603925, 205207850]

約数ペア:

[(1, 205207850), (2, 102603925), (5, 41041570), (10, 20520785), (17, 12071050), (25, 8208314), (34, 6035525), (50, 4104157), (85, 2414210), (170, 1207105), (425, 482842), (850, 241421)]