206564560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:1012

約数の個数: 80

約数和(自身を含む): 499468032

約数和(自身を除く): 292903472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 142, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 887, 1136, 1420, 1640, 1774, 2840, 2911, 3280, 3548, 4435, 5680, 5822, 7096, 8870, 11644, 14192, 14555, 17740, 23288, 29110, 35480, 36367, 46576, 58220, 62977, 70960, 72734, 116440, 125954, 145468, 181835, 232880, 251908, 290936, 314885, 363670, 503816, 581872, 629770, 727340, 1007632, 1259540, 1454680, 2519080, 2582057, 2909360, 5038160, 5164114, 10328228, 12910285, 20656456, 25820570, 41312912, 51641140, 103282280, 206564560]

約数ペア:

[(1, 206564560), (2, 103282280), (4, 51641140), (5, 41312912), (8, 25820570), (10, 20656456), (16, 12910285), (20, 10328228), (40, 5164114), (41, 5038160), (71, 2909360), (80, 2582057), (82, 2519080), (142, 1454680), (164, 1259540), (205, 1007632), (284, 727340), (328, 629770), (355, 581872), (410, 503816), (568, 363670), (656, 314885), (710, 290936), (820, 251908), (887, 232880), (1136, 181835), (1420, 145468), (1640, 125954), (1774, 116440), (2840, 72734), (2911, 70960), (3280, 62977), (3548, 58220), (4435, 46576), (5680, 36367), (5822, 35480), (7096, 29110), (8870, 23288), (11644, 17740), (14192, 14555)]