40130142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 90780480

約数和(自身を除く): 50650338

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 113, 157, 174, 226, 314, 339, 377, 471, 678, 754, 942, 1131, 1469, 2041, 2262, 2938, 3277, 4082, 4407, 4553, 6123, 6554, 8814, 9106, 9831, 12246, 13659, 17741, 19662, 27318, 35482, 42601, 53223, 59189, 85202, 106446, 118378, 127803, 177567, 230633, 255606, 355134, 461266, 514489, 691899, 1028978, 1383798, 1543467, 3086934, 6688357, 13376714, 20065071, 40130142]

約数ペア:

[(1, 40130142), (2, 20065071), (3, 13376714), (6, 6688357), (13, 3086934), (26, 1543467), (29, 1383798), (39, 1028978), (58, 691899), (78, 514489), (87, 461266), (113, 355134), (157, 255606), (174, 230633), (226, 177567), (314, 127803), (339, 118378), (377, 106446), (471, 85202), (678, 59189), (754, 53223), (942, 42601), (1131, 35482), (1469, 27318), (2041, 19662), (2262, 17741), (2938, 13659), (3277, 12246), (4082, 9831), (4407, 9106), (4553, 8814), (6123, 6554)]