51304880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 131268384

約数和(自身を除く): 79963504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 173, 176, 220, 337, 346, 440, 674, 692, 865, 880, 1348, 1384, 1685, 1730, 1903, 2696, 2768, 3370, 3460, 3707, 3806, 5392, 6740, 6920, 7414, 7612, 9515, 13480, 13840, 14828, 15224, 18535, 19030, 26960, 29656, 30448, 37070, 38060, 58301, 59312, 74140, 76120, 116602, 148280, 152240, 233204, 291505, 296560, 466408, 583010, 641311, 932816, 1166020, 1282622, 2332040, 2565244, 3206555, 4664080, 5130488, 6413110, 10260976, 12826220, 25652440, 51304880]

約数ペア:

[(1, 51304880), (2, 25652440), (4, 12826220), (5, 10260976), (8, 6413110), (10, 5130488), (11, 4664080), (16, 3206555), (20, 2565244), (22, 2332040), (40, 1282622), (44, 1166020), (55, 932816), (80, 641311), (88, 583010), (110, 466408), (173, 296560), (176, 291505), (220, 233204), (337, 152240), (346, 148280), (440, 116602), (674, 76120), (692, 74140), (865, 59312), (880, 58301), (1348, 38060), (1384, 37070), (1685, 30448), (1730, 29656), (1903, 26960), (2696, 19030), (2768, 18535), (3370, 15224), (3460, 14828), (3707, 13840), (3806, 13480), (5392, 9515), (6740, 7612), (6920, 7414)]