25405926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 68812800

約数和(自身を除く): 43406874

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 31, 38, 39, 42, 57, 62, 78, 79, 91, 93, 114, 133, 158, 182, 186, 217, 237, 247, 266, 273, 399, 403, 434, 474, 494, 546, 553, 589, 651, 741, 798, 806, 1027, 1106, 1178, 1209, 1302, 1482, 1501, 1659, 1729, 1767, 2054, 2418, 2449, 2821, 3002, 3081, 3318, 3458, 3534, 4123, 4503, 4898, 5187, 5642, 6162, 7189, 7347, 7657, 8246, 8463, 9006, 10374, 10507, 12369, 14378, 14694, 15314, 16926, 17143, 19513, 21014, 21567, 22971, 24738, 31521, 31837, 34286, 39026, 43134, 45942, 46531, 51429, 53599, 58539, 63042, 63674, 93062, 95511, 102858, 107198, 117078, 136591, 139593, 160797, 191022, 222859, 273182, 279186, 321594, 325717, 409773, 445718, 604903, 651434, 668577, 819546, 977151, 1209806, 1337154, 1814709, 1954302, 3629418, 4234321, 8468642, 12702963, 25405926]

約数ペア:

[(1, 25405926), (2, 12702963), (3, 8468642), (6, 4234321), (7, 3629418), (13, 1954302), (14, 1814709), (19, 1337154), (21, 1209806), (26, 977151), (31, 819546), (38, 668577), (39, 651434), (42, 604903), (57, 445718), (62, 409773), (78, 325717), (79, 321594), (91, 279186), (93, 273182), (114, 222859), (133, 191022), (158, 160797), (182, 139593), (186, 136591), (217, 117078), (237, 107198), (247, 102858), (266, 95511), (273, 93062), (399, 63674), (403, 63042), (434, 58539), (474, 53599), (494, 51429), (546, 46531), (553, 45942), (589, 43134), (651, 39026), (741, 34286), (798, 31837), (806, 31521), (1027, 24738), (1106, 22971), (1178, 21567), (1209, 21014), (1302, 19513), (1482, 17143), (1501, 16926), (1659, 15314), (1729, 14694), (1767, 14378), (2054, 12369), (2418, 10507), (2449, 10374), (2821, 9006), (3002, 8463), (3081, 8246), (3318, 7657), (3458, 7347), (3534, 7189), (4123, 6162), (4503, 5642), (4898, 5187)]