208075205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 277724160

約数和(自身を除く): 69648955

約数列:

[1, 5, 13, 41, 65, 163, 205, 479, 533, 815, 2119, 2395, 2665, 6227, 6683, 10595, 19639, 31135, 33415, 78077, 86879, 98195, 255307, 390385, 434395, 1015001, 1276535, 3201157, 5075005, 16005785, 41615041, 208075205]

約数ペア:

[(1, 208075205), (5, 41615041), (13, 16005785), (41, 5075005), (65, 3201157), (163, 1276535), (205, 1015001), (479, 434395), (533, 390385), (815, 255307), (2119, 98195), (2395, 86879), (2665, 78077), (6227, 33415), (6683, 31135), (10595, 19639)]