1285756444208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1\times {\mathrm{33287}}^1$

素因数の和:35802

約数の個数: 80

約数和(自身を含む): 2661086393856

約数和(自身を除く): 1375329949648

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 2441, 3956, 4882, 7912, 9764, 15824, 19528, 33287, 39056, 56143, 66574, 104963, 112286, 133148, 209926, 224572, 266296, 419852, 449144, 532592, 765601, 839704, 898288, 1431341, 1531202, 1679408, 2414149, 2862682, 3062404, 4828298, 5725364, 6124808, 9656596, 11450728, 12249616, 19313192, 22901456, 32920843, 38626384, 65841686, 81253567, 131683372, 162507134, 263366744, 325014268, 526733488, 650028536, 1300057072, 1868832041, 3493903381, 3737664082, 6987806762, 7475328164, 13975613524, 14950656328, 27951227048, 29901312656, 55902454096, 80359777763, 160719555526, 321439111052, 642878222104, 1285756444208]

約数ペア:

[(1, 1285756444208), (2, 642878222104), (4, 321439111052), (8, 160719555526), (16, 80359777763), (23, 55902454096), (43, 29901312656), (46, 27951227048), (86, 14950656328), (92, 13975613524), (172, 7475328164), (184, 6987806762), (344, 3737664082), (368, 3493903381), (688, 1868832041), (989, 1300057072), (1978, 650028536), (2441, 526733488), (3956, 325014268), (4882, 263366744), (7912, 162507134), (9764, 131683372), (15824, 81253567), (19528, 65841686), (33287, 38626384), (39056, 32920843), (56143, 22901456), (66574, 19313192), (104963, 12249616), (112286, 11450728), (133148, 9656596), (209926, 6124808), (224572, 5725364), (266296, 4828298), (419852, 3062404), (449144, 2862682), (532592, 2414149), (765601, 1679408), (839704, 1531202), (898288, 1431341)]