68045264

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 157132800

約数和(自身を除く): 89087536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 71, 86, 112, 142, 172, 199, 284, 301, 344, 398, 497, 568, 602, 688, 796, 994, 1136, 1204, 1393, 1592, 1988, 2408, 2786, 3053, 3184, 3976, 4816, 5572, 6106, 7952, 8557, 11144, 12212, 14129, 17114, 21371, 22288, 24424, 28258, 34228, 42742, 48848, 56516, 59899, 68456, 85484, 98903, 113032, 119798, 136912, 170968, 197806, 226064, 239596, 341936, 395612, 479192, 607547, 791224, 958384, 1215094, 1582448, 2430188, 4252829, 4860376, 8505658, 9720752, 17011316, 34022632, 68045264]

約数ペア:

[(1, 68045264), (2, 34022632), (4, 17011316), (7, 9720752), (8, 8505658), (14, 4860376), (16, 4252829), (28, 2430188), (43, 1582448), (56, 1215094), (71, 958384), (86, 791224), (112, 607547), (142, 479192), (172, 395612), (199, 341936), (284, 239596), (301, 226064), (344, 197806), (398, 170968), (497, 136912), (568, 119798), (602, 113032), (688, 98903), (796, 85484), (994, 68456), (1136, 59899), (1204, 56516), (1393, 48848), (1592, 42742), (1988, 34228), (2408, 28258), (2786, 24424), (3053, 22288), (3184, 21371), (3976, 17114), (4816, 14129), (5572, 12212), (6106, 11144), (7952, 8557)]