28757937152

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{129419}}^1$

素因数の和:129477

約数の個数: 88

約数和(自身を含む): 67820221440

約数和(自身を除く): 39062284288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1024, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7168, 7936, 13888, 15872, 27776, 31744, 55552, 111104, 129419, 222208, 258838, 517676, 905933, 1035352, 1811866, 2070704, 3623732, 4011989, 4141408, 7247464, 8023978, 8282816, 14494928, 16047956, 16565632, 28083923, 28989856, 32095912, 33131264, 56167846, 57979712, 64191824, 66262528, 112335692, 115959424, 128383648, 132525056, 224671384, 231918848, 256767296, 449342768, 463837696, 513534592, 898685536, 927675392, 1027069184, 1797371072, 2054138368, 3594742144, 4108276736, 7189484288, 14378968576, 28757937152]

約数ペア:

[(1, 28757937152), (2, 14378968576), (4, 7189484288), (7, 4108276736), (8, 3594742144), (14, 2054138368), (16, 1797371072), (28, 1027069184), (31, 927675392), (32, 898685536), (56, 513534592), (62, 463837696), (64, 449342768), (112, 256767296), (124, 231918848), (128, 224671384), (217, 132525056), (224, 128383648), (248, 115959424), (256, 112335692), (434, 66262528), (448, 64191824), (496, 57979712), (512, 56167846), (868, 33131264), (896, 32095912), (992, 28989856), (1024, 28083923), (1736, 16565632), (1792, 16047956), (1984, 14494928), (3472, 8282816), (3584, 8023978), (3968, 7247464), (6944, 4141408), (7168, 4011989), (7936, 3623732), (13888, 2070704), (15872, 1811866), (27776, 1035352), (31744, 905933), (55552, 517676), (111104, 258838), (129419, 222208)]