55815520

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1753}}^1$

素因数の和:1967

約数の個数: 48

約数和(自身を含む): 132602400

約数和(自身を除く): 76786880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1753, 1990, 3184, 3506, 3980, 6368, 7012, 7960, 8765, 14024, 15920, 17530, 28048, 31840, 35060, 56096, 70120, 140240, 280480, 348847, 697694, 1395388, 1744235, 2790776, 3488470, 5581552, 6976940, 11163104, 13953880, 27907760, 55815520]

約数ペア:

[(1, 55815520), (2, 27907760), (4, 13953880), (5, 11163104), (8, 6976940), (10, 5581552), (16, 3488470), (20, 2790776), (32, 1744235), (40, 1395388), (80, 697694), (160, 348847), (199, 280480), (398, 140240), (796, 70120), (995, 56096), (1592, 35060), (1753, 31840), (1990, 28048), (3184, 17530), (3506, 15920), (3980, 14024), (6368, 8765), (7012, 7960)]