204805096960

素因数分解:

$2^9\times 5^1\times {\mathrm{6863}}^1\times {\mathrm{11657}}^1$

素因数の和:18543

約数の個数: 80

約数和(自身を含む): 491165902656

約数和(自身を除く): 286360805696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6863, 11657, 13726, 23314, 27452, 34315, 46628, 54904, 58285, 68630, 93256, 109808, 116570, 137260, 186512, 219616, 233140, 274520, 373024, 439232, 466280, 549040, 746048, 878464, 932560, 1098080, 1492096, 1756928, 1865120, 2196160, 2984192, 3513856, 3730240, 4392320, 5968384, 7460480, 8784640, 14920960, 17569280, 29841920, 80001991, 160003982, 320007964, 400009955, 640015928, 800019910, 1280031856, 1600039820, 2560063712, 3200079640, 5120127424, 6400159280, 10240254848, 12800318560, 20480509696, 25600637120, 40961019392, 51201274240, 102402548480, 204805096960]

約数ペア:

[(1, 204805096960), (2, 102402548480), (4, 51201274240), (5, 40961019392), (8, 25600637120), (10, 20480509696), (16, 12800318560), (20, 10240254848), (32, 6400159280), (40, 5120127424), (64, 3200079640), (80, 2560063712), (128, 1600039820), (160, 1280031856), (256, 800019910), (320, 640015928), (512, 400009955), (640, 320007964), (1280, 160003982), (2560, 80001991), (6863, 29841920), (11657, 17569280), (13726, 14920960), (23314, 8784640), (27452, 7460480), (34315, 5968384), (46628, 4392320), (54904, 3730240), (58285, 3513856), (68630, 2984192), (93256, 2196160), (109808, 1865120), (116570, 1756928), (137260, 1492096), (186512, 1098080), (219616, 932560), (233140, 878464), (274520, 746048), (373024, 549040), (439232, 466280)]