201990325

素因数分解:

$5^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 255126528

約数和(自身を除く): 53136203

約数列:

[1, 5, 25, 113, 127, 563, 565, 635, 2815, 2825, 3175, 14075, 14351, 63619, 71501, 71755, 318095, 357505, 358775, 1590475, 1787525, 8079613, 40398065, 201990325]

約数ペア:

[(1, 201990325), (5, 40398065), (25, 8079613), (113, 1787525), (127, 1590475), (563, 358775), (565, 357505), (635, 318095), (2815, 71755), (2825, 71501), (3175, 63619), (14075, 14351)]