255060400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1379

約数の個数: 120

約数和(自身を含む): 710740224

約数和(自身を除く): 455679824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 175, 200, 280, 284, 350, 355, 400, 497, 560, 568, 700, 710, 994, 1136, 1283, 1400, 1420, 1775, 1988, 2485, 2566, 2800, 2840, 3550, 3976, 4970, 5132, 5680, 6415, 7100, 7952, 8981, 9940, 10264, 12425, 12830, 14200, 17962, 19880, 20528, 24850, 25660, 28400, 32075, 35924, 39760, 44905, 49700, 51320, 64150, 71848, 89810, 91093, 99400, 102640, 128300, 143696, 179620, 182186, 198800, 224525, 256600, 359240, 364372, 449050, 455465, 513200, 637651, 718480, 728744, 898100, 910930, 1275302, 1457488, 1796200, 1821860, 2277325, 2550604, 3188255, 3592400, 3643720, 4554650, 5101208, 6376510, 7287440, 9109300, 10202416, 12753020, 15941275, 18218600, 25506040, 31882550, 36437200, 51012080, 63765100, 127530200, 255060400]

約数ペア:

[(1, 255060400), (2, 127530200), (4, 63765100), (5, 51012080), (7, 36437200), (8, 31882550), (10, 25506040), (14, 18218600), (16, 15941275), (20, 12753020), (25, 10202416), (28, 9109300), (35, 7287440), (40, 6376510), (50, 5101208), (56, 4554650), (70, 3643720), (71, 3592400), (80, 3188255), (100, 2550604), (112, 2277325), (140, 1821860), (142, 1796200), (175, 1457488), (200, 1275302), (280, 910930), (284, 898100), (350, 728744), (355, 718480), (400, 637651), (497, 513200), (560, 455465), (568, 449050), (700, 364372), (710, 359240), (994, 256600), (1136, 224525), (1283, 198800), (1400, 182186), (1420, 179620), (1775, 143696), (1988, 128300), (2485, 102640), (2566, 99400), (2800, 91093), (2840, 89810), (3550, 71848), (3976, 64150), (4970, 51320), (5132, 49700), (5680, 44905), (6415, 39760), (7100, 35924), (7952, 32075), (8981, 28400), (9940, 25660), (10264, 24850), (12425, 20528), (12830, 19880), (14200, 17962)]