90816985

素因数分解:

$5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{5779}}^1$

素因数の和:6240

約数の個数: 16

約数和(自身を含む): 124848000

約数和(自身を除く): 34031015

約数列:

[1, 5, 7, 35, 449, 2245, 3143, 5779, 15715, 28895, 40453, 202265, 2594771, 12973855, 18163397, 90816985]

約数ペア:

[(1, 90816985), (5, 18163397), (7, 12973855), (35, 2594771), (449, 202265), (2245, 40453), (3143, 28895), (5779, 15715)]