208085264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1429}}^1$

素因数の和:1935

約数の個数: 40

約数和(自身を含む): 425568000

約数和(自身を除く): 217482736

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 479, 958, 1429, 1916, 2858, 3832, 5716, 7664, 9101, 11432, 18202, 22864, 27151, 36404, 54302, 72808, 108604, 145616, 217208, 434416, 684491, 1368982, 2737964, 5475928, 10951856, 13005329, 26010658, 52021316, 104042632, 208085264]

約数ペア:

[(1, 208085264), (2, 104042632), (4, 52021316), (8, 26010658), (16, 13005329), (19, 10951856), (38, 5475928), (76, 2737964), (152, 1368982), (304, 684491), (479, 434416), (958, 217208), (1429, 145616), (1916, 108604), (2858, 72808), (3832, 54302), (5716, 36404), (7664, 27151), (9101, 22864), (11432, 18202)]