51278136

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 161118720

約数和(自身を除く): 109840584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 53, 56, 78, 84, 91, 104, 106, 156, 159, 168, 182, 212, 273, 312, 318, 364, 371, 424, 443, 546, 636, 689, 728, 742, 886, 1092, 1113, 1272, 1329, 1378, 1484, 1772, 2067, 2184, 2226, 2658, 2756, 2968, 3101, 3544, 4134, 4452, 4823, 5316, 5512, 5759, 6202, 8268, 8904, 9303, 9646, 10632, 11518, 12404, 14469, 16536, 17277, 18606, 19292, 23036, 23479, 24808, 28938, 34554, 37212, 38584, 40313, 46072, 46958, 57876, 69108, 70437, 74424, 80626, 93916, 115752, 120939, 138216, 140874, 161252, 164353, 187832, 241878, 281748, 305227, 322504, 328706, 483756, 493059, 563496, 610454, 657412, 915681, 967512, 986118, 1220908, 1314824, 1831362, 1972236, 2136589, 2441816, 3662724, 3944472, 4273178, 6409767, 7325448, 8546356, 12819534, 17092712, 25639068, 51278136]

約数ペア:

[(1, 51278136), (2, 25639068), (3, 17092712), (4, 12819534), (6, 8546356), (7, 7325448), (8, 6409767), (12, 4273178), (13, 3944472), (14, 3662724), (21, 2441816), (24, 2136589), (26, 1972236), (28, 1831362), (39, 1314824), (42, 1220908), (52, 986118), (53, 967512), (56, 915681), (78, 657412), (84, 610454), (91, 563496), (104, 493059), (106, 483756), (156, 328706), (159, 322504), (168, 305227), (182, 281748), (212, 241878), (273, 187832), (312, 164353), (318, 161252), (364, 140874), (371, 138216), (424, 120939), (443, 115752), (546, 93916), (636, 80626), (689, 74424), (728, 70437), (742, 69108), (886, 57876), (1092, 46958), (1113, 46072), (1272, 40313), (1329, 38584), (1378, 37212), (1484, 34554), (1772, 28938), (2067, 24808), (2184, 23479), (2226, 23036), (2658, 19292), (2756, 18606), (2968, 17277), (3101, 16536), (3544, 14469), (4134, 12404), (4452, 11518), (4823, 10632), (5316, 9646), (5512, 9303), (5759, 8904), (6202, 8268)]