201487120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1307}}^1$

素因数の和:1408

約数の個数: 80

約数和(自身を含む): 490468608

約数和(自身を除く): 288981488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 656, 752, 820, 940, 1307, 1640, 1880, 1927, 2614, 3280, 3760, 3854, 5228, 6535, 7708, 9635, 10456, 13070, 15416, 19270, 20912, 26140, 30832, 38540, 52280, 53587, 61429, 77080, 104560, 107174, 122858, 154160, 214348, 245716, 267935, 307145, 428696, 491432, 535870, 614290, 857392, 982864, 1071740, 1228580, 2143480, 2457160, 2518589, 4286960, 4914320, 5037178, 10074356, 12592945, 20148712, 25185890, 40297424, 50371780, 100743560, 201487120]

約数ペア:

[(1, 201487120), (2, 100743560), (4, 50371780), (5, 40297424), (8, 25185890), (10, 20148712), (16, 12592945), (20, 10074356), (40, 5037178), (41, 4914320), (47, 4286960), (80, 2518589), (82, 2457160), (94, 2143480), (164, 1228580), (188, 1071740), (205, 982864), (235, 857392), (328, 614290), (376, 535870), (410, 491432), (470, 428696), (656, 307145), (752, 267935), (820, 245716), (940, 214348), (1307, 154160), (1640, 122858), (1880, 107174), (1927, 104560), (2614, 77080), (3280, 61429), (3760, 53587), (3854, 52280), (5228, 38540), (6535, 30832), (7708, 26140), (9635, 20912), (10456, 19270), (13070, 15416)]