53255480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 127872000

約数和(自身を除く): 74616520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 887, 1501, 1580, 1774, 3002, 3160, 3548, 4435, 6004, 7096, 7505, 8870, 12008, 15010, 16853, 17740, 30020, 33706, 35480, 60040, 67412, 70073, 84265, 134824, 140146, 168530, 280292, 337060, 350365, 560584, 674120, 700730, 1331387, 1401460, 2662774, 2802920, 5325548, 6656935, 10651096, 13313870, 26627740, 53255480]

約数ペア:

[(1, 53255480), (2, 26627740), (4, 13313870), (5, 10651096), (8, 6656935), (10, 5325548), (19, 2802920), (20, 2662774), (38, 1401460), (40, 1331387), (76, 700730), (79, 674120), (95, 560584), (152, 350365), (158, 337060), (190, 280292), (316, 168530), (380, 140146), (395, 134824), (632, 84265), (760, 70073), (790, 67412), (887, 60040), (1501, 35480), (1580, 33706), (1774, 30020), (3002, 17740), (3160, 16853), (3548, 15010), (4435, 12008), (6004, 8870), (7096, 7505)]