2016252080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{3089}}^1$

素因数の和:3342

約数の個数: 80

約数和(自身を含む): 4827816000

約数和(自身を除く): 2811563920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 199, 205, 328, 398, 410, 656, 796, 820, 995, 1592, 1640, 1990, 3089, 3184, 3280, 3980, 6178, 7960, 8159, 12356, 15445, 15920, 16318, 24712, 30890, 32636, 40795, 49424, 61780, 65272, 81590, 123560, 126649, 130544, 163180, 247120, 253298, 326360, 506596, 614711, 633245, 652720, 1013192, 1229422, 1266490, 2026384, 2458844, 2532980, 3073555, 4917688, 5065960, 6147110, 9835376, 10131920, 12294220, 24588440, 25203151, 49176880, 50406302, 100812604, 126015755, 201625208, 252031510, 403250416, 504063020, 1008126040, 2016252080]

約数ペア:

[(1, 2016252080), (2, 1008126040), (4, 504063020), (5, 403250416), (8, 252031510), (10, 201625208), (16, 126015755), (20, 100812604), (40, 50406302), (41, 49176880), (80, 25203151), (82, 24588440), (164, 12294220), (199, 10131920), (205, 9835376), (328, 6147110), (398, 5065960), (410, 4917688), (656, 3073555), (796, 2532980), (820, 2458844), (995, 2026384), (1592, 1266490), (1640, 1229422), (1990, 1013192), (3089, 652720), (3184, 633245), (3280, 614711), (3980, 506596), (6178, 326360), (7960, 253298), (8159, 247120), (12356, 163180), (15445, 130544), (15920, 126649), (16318, 123560), (24712, 81590), (30890, 65272), (32636, 61780), (40795, 49424)]