81299680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6599}}^1$

素因数の和:6632

約数の個数: 96

約数和(自身を含む): 239500800

約数和(自身を除く): 158201120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 6599, 12320, 13198, 26396, 32995, 46193, 52792, 65990, 72589, 92386, 105584, 131980, 145178, 184772, 211168, 230965, 263960, 290356, 362945, 369544, 461930, 508123, 527920, 580712, 725890, 739088, 923860, 1016246, 1055840, 1161424, 1451780, 1478176, 1847720, 2032492, 2322848, 2540615, 2903560, 3695440, 4064984, 5081230, 5807120, 7390880, 8129968, 10162460, 11614240, 16259936, 20324920, 40649840, 81299680]

約数ペア:

[(1, 81299680), (2, 40649840), (4, 20324920), (5, 16259936), (7, 11614240), (8, 10162460), (10, 8129968), (11, 7390880), (14, 5807120), (16, 5081230), (20, 4064984), (22, 3695440), (28, 2903560), (32, 2540615), (35, 2322848), (40, 2032492), (44, 1847720), (55, 1478176), (56, 1451780), (70, 1161424), (77, 1055840), (80, 1016246), (88, 923860), (110, 739088), (112, 725890), (140, 580712), (154, 527920), (160, 508123), (176, 461930), (220, 369544), (224, 362945), (280, 290356), (308, 263960), (352, 230965), (385, 211168), (440, 184772), (560, 145178), (616, 131980), (770, 105584), (880, 92386), (1120, 72589), (1232, 65990), (1540, 52792), (1760, 46193), (2464, 32995), (3080, 26396), (6160, 13198), (6599, 12320)]