51988214240

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{769}}^1\times {\mathrm{811}}^1$

素因数の和:2116

約数の個数: 96

約数和(自身を含む): 123369855840

約数和(自身を除く): 71381641600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 769, 811, 1042, 1538, 1622, 2084, 2605, 3076, 3244, 3845, 4055, 4168, 5210, 6152, 6488, 7690, 8110, 8336, 10420, 12304, 12976, 15380, 16220, 16672, 20840, 24608, 25952, 30760, 32440, 41680, 61520, 64880, 83360, 123040, 129760, 400649, 422531, 623659, 801298, 845062, 1247318, 1602596, 1690124, 2003245, 2112655, 2494636, 3118295, 3205192, 3380248, 4006490, 4225310, 4989272, 6236590, 6410384, 6760496, 8012980, 8450620, 9978544, 12473180, 12820768, 13520992, 16025960, 16901240, 19957088, 24946360, 32051920, 33802480, 49892720, 64103840, 67604960, 99785440, 324926339, 649852678, 1299705356, 1624631695, 2599410712, 3249263390, 5198821424, 6498526780, 10397642848, 12997053560, 25994107120, 51988214240]

約数ペア:

[(1, 51988214240), (2, 25994107120), (4, 12997053560), (5, 10397642848), (8, 6498526780), (10, 5198821424), (16, 3249263390), (20, 2599410712), (32, 1624631695), (40, 1299705356), (80, 649852678), (160, 324926339), (521, 99785440), (769, 67604960), (811, 64103840), (1042, 49892720), (1538, 33802480), (1622, 32051920), (2084, 24946360), (2605, 19957088), (3076, 16901240), (3244, 16025960), (3845, 13520992), (4055, 12820768), (4168, 12473180), (5210, 9978544), (6152, 8450620), (6488, 8012980), (7690, 6760496), (8110, 6410384), (8336, 6236590), (10420, 4989272), (12304, 4225310), (12976, 4006490), (15380, 3380248), (16220, 3205192), (16672, 3118295), (20840, 2494636), (24608, 2112655), (25952, 2003245), (30760, 1690124), (32440, 1602596), (41680, 1247318), (61520, 845062), (64880, 801298), (83360, 623659), (123040, 422531), (129760, 400649)]