257998762816

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{1619}}^1\times {\mathrm{2591}}^1$

素因数の和:4284

約数の個数: 84

約数和(自身を含む): 529545133440

約数和(自身を除く): 271546370624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 961, 992, 1619, 1922, 1984, 2591, 3238, 3844, 5182, 6476, 7688, 10364, 12952, 15376, 20728, 25904, 30752, 41456, 50189, 51808, 61504, 80321, 82912, 100378, 103616, 160642, 165824, 200756, 321284, 401512, 642568, 803024, 1285136, 1555859, 1606048, 2489951, 2570272, 3111718, 3212096, 4194829, 4979902, 5140544, 6223436, 8389658, 9959804, 12446872, 16779316, 19919608, 24893744, 33558632, 39839216, 49787488, 67117264, 79678432, 99574976, 130039699, 134234528, 159356864, 260079398, 268469056, 520158796, 1040317592, 2080635184, 4031230669, 4161270368, 8062461338, 8322540736, 16124922676, 32249845352, 64499690704, 128999381408, 257998762816]

約数ペア:

[(1, 257998762816), (2, 128999381408), (4, 64499690704), (8, 32249845352), (16, 16124922676), (31, 8322540736), (32, 8062461338), (62, 4161270368), (64, 4031230669), (124, 2080635184), (248, 1040317592), (496, 520158796), (961, 268469056), (992, 260079398), (1619, 159356864), (1922, 134234528), (1984, 130039699), (2591, 99574976), (3238, 79678432), (3844, 67117264), (5182, 49787488), (6476, 39839216), (7688, 33558632), (10364, 24893744), (12952, 19919608), (15376, 16779316), (20728, 12446872), (25904, 9959804), (30752, 8389658), (41456, 6223436), (50189, 5140544), (51808, 4979902), (61504, 4194829), (80321, 3212096), (82912, 3111718), (100378, 2570272), (103616, 2489951), (160642, 1606048), (165824, 1555859), (200756, 1285136), (321284, 803024), (401512, 642568)]