8112679280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{124123}}^1$

素因数の和:124198

約数の個数: 80

約数和(自身を含む): 20316616320

約数和(自身を除く): 12203937040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 32680, 65360, 124123, 248246, 496492, 620615, 992984, 1241230, 1985968, 2358337, 2482460, 4716674, 4964920, 5337289, 9433348, 9929840, 10674578, 11791685, 18866696, 21349156, 23583370, 26686445, 37733392, 42698312, 47166740, 53372890, 85396624, 94333480, 101408491, 106745780, 188666960, 202816982, 213491560, 405633964, 426983120, 507042455, 811267928, 1014084910, 1622535856, 2028169820, 4056339640, 8112679280]

約数ペア:

[(1, 8112679280), (2, 4056339640), (4, 2028169820), (5, 1622535856), (8, 1014084910), (10, 811267928), (16, 507042455), (19, 426983120), (20, 405633964), (38, 213491560), (40, 202816982), (43, 188666960), (76, 106745780), (80, 101408491), (86, 94333480), (95, 85396624), (152, 53372890), (172, 47166740), (190, 42698312), (215, 37733392), (304, 26686445), (344, 23583370), (380, 21349156), (430, 18866696), (688, 11791685), (760, 10674578), (817, 9929840), (860, 9433348), (1520, 5337289), (1634, 4964920), (1720, 4716674), (3268, 2482460), (3440, 2358337), (4085, 1985968), (6536, 1241230), (8170, 992984), (13072, 620615), (16340, 496492), (32680, 248246), (65360, 124123)]