81659075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 107760960

約数和(自身を除く): 26101885

約数列:

[1, 5, 17, 25, 85, 271, 425, 709, 1355, 3545, 4607, 6775, 12053, 17725, 23035, 60265, 115175, 192139, 301325, 960695, 3266363, 4803475, 16331815, 81659075]

約数ペア:

[(1, 81659075), (5, 16331815), (17, 4803475), (25, 3266363), (85, 960695), (271, 301325), (425, 192139), (709, 115175), (1355, 60265), (3545, 23035), (4607, 17725), (6775, 12053)]