1285146544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{443}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 2782750464

約数和(自身を除く): 1497603920

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 311, 424, 443, 583, 622, 848, 886, 1166, 1244, 1772, 2332, 2488, 3421, 3544, 4664, 4873, 4976, 6842, 7088, 9328, 9746, 13684, 16483, 19492, 23479, 27368, 32966, 38984, 46958, 54736, 65932, 77968, 93916, 131864, 137773, 181313, 187832, 258269, 263728, 275546, 362626, 375664, 516538, 551092, 725252, 1033076, 1102184, 1450504, 1515503, 2066152, 2204368, 2901008, 3031006, 4132304, 6062012, 7301969, 12124024, 14603938, 24248048, 29207876, 58415752, 80321659, 116831504, 160643318, 321286636, 642573272, 1285146544]

約数ペア:

[(1, 1285146544), (2, 642573272), (4, 321286636), (8, 160643318), (11, 116831504), (16, 80321659), (22, 58415752), (44, 29207876), (53, 24248048), (88, 14603938), (106, 12124024), (176, 7301969), (212, 6062012), (311, 4132304), (424, 3031006), (443, 2901008), (583, 2204368), (622, 2066152), (848, 1515503), (886, 1450504), (1166, 1102184), (1244, 1033076), (1772, 725252), (2332, 551092), (2488, 516538), (3421, 375664), (3544, 362626), (4664, 275546), (4873, 263728), (4976, 258269), (6842, 187832), (7088, 181313), (9328, 137773), (9746, 131864), (13684, 93916), (16483, 77968), (19492, 65932), (23479, 54736), (27368, 46958), (32966, 38984)]