518135488

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20089}}^1$

素因数の和:20145

約数の個数: 56

約数和(自身を含む): 1143040640

約数和(自身を除く): 624905152

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1984, 3224, 6448, 12896, 20089, 25792, 40178, 80356, 160712, 261157, 321424, 522314, 622759, 642848, 1044628, 1245518, 1285696, 2089256, 2491036, 4178512, 4982072, 8095867, 8357024, 9964144, 16191734, 16714048, 19928288, 32383468, 39856576, 64766936, 129533872, 259067744, 518135488]

約数ペア:

[(1, 518135488), (2, 259067744), (4, 129533872), (8, 64766936), (13, 39856576), (16, 32383468), (26, 19928288), (31, 16714048), (32, 16191734), (52, 9964144), (62, 8357024), (64, 8095867), (104, 4982072), (124, 4178512), (208, 2491036), (248, 2089256), (403, 1285696), (416, 1245518), (496, 1044628), (806, 642848), (832, 622759), (992, 522314), (1612, 321424), (1984, 261157), (3224, 160712), (6448, 80356), (12896, 40178), (20089, 25792)]