674959280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2314

約数の個数: 80

約数和(自身を含む): 1633419264

約数和(自身を除く): 958459984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 2032, 2143, 2480, 2540, 3937, 4286, 5080, 7874, 8572, 10160, 10715, 15748, 17144, 19685, 21430, 31496, 34288, 39370, 42860, 62992, 66433, 78740, 85720, 132866, 157480, 171440, 265732, 272161, 314960, 332165, 531464, 544322, 664330, 1062928, 1088644, 1328660, 1360805, 2177288, 2657320, 2721610, 4354576, 5314640, 5443220, 8436991, 10886440, 16873982, 21772880, 33747964, 42184955, 67495928, 84369910, 134991856, 168739820, 337479640, 674959280]

約数ペア:

[(1, 674959280), (2, 337479640), (4, 168739820), (5, 134991856), (8, 84369910), (10, 67495928), (16, 42184955), (20, 33747964), (31, 21772880), (40, 16873982), (62, 10886440), (80, 8436991), (124, 5443220), (127, 5314640), (155, 4354576), (248, 2721610), (254, 2657320), (310, 2177288), (496, 1360805), (508, 1328660), (620, 1088644), (635, 1062928), (1016, 664330), (1240, 544322), (1270, 531464), (2032, 332165), (2143, 314960), (2480, 272161), (2540, 265732), (3937, 171440), (4286, 157480), (5080, 132866), (7874, 85720), (8572, 78740), (10160, 66433), (10715, 62992), (15748, 42860), (17144, 39370), (19685, 34288), (21430, 31496)]