80679260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{85829}}^1$

素因数の和:85885

約数の個数: 24

約数和(自身を含む): 173033280

約数和(自身を除く): 92354020

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 85829, 171658, 343316, 429145, 858290, 1716580, 4033963, 8067926, 16135852, 20169815, 40339630, 80679260]

約数ペア:

[(1, 80679260), (2, 40339630), (4, 20169815), (5, 16135852), (10, 8067926), (20, 4033963), (47, 1716580), (94, 858290), (188, 429145), (235, 343316), (470, 171658), (940, 85829)]