1276062880

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{77431}}^1$

素因数の和:77549

約数の個数: 48

約数和(自身を含む): 3044006784

約数和(自身を除く): 1767943904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 8240, 16480, 77431, 154862, 309724, 387155, 619448, 774310, 1238896, 1548620, 2477792, 3097240, 6194480, 7975393, 12388960, 15950786, 31901572, 39876965, 63803144, 79753930, 127606288, 159507860, 255212576, 319015720, 638031440, 1276062880]

約数ペア:

[(1, 1276062880), (2, 638031440), (4, 319015720), (5, 255212576), (8, 159507860), (10, 127606288), (16, 79753930), (20, 63803144), (32, 39876965), (40, 31901572), (80, 15950786), (103, 12388960), (160, 7975393), (206, 6194480), (412, 3097240), (515, 2477792), (824, 1548620), (1030, 1238896), (1648, 774310), (2060, 619448), (3296, 387155), (4120, 309724), (8240, 154862), (16480, 77431)]