51864880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15077}}^1$

素因数の和:15133

約数の個数: 40

約数和(自身を含む): 123398352

約数和(自身を除く): 71533472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 15077, 30154, 60308, 75385, 120616, 150770, 241232, 301540, 603080, 648311, 1206160, 1296622, 2593244, 3241555, 5186488, 6483110, 10372976, 12966220, 25932440, 51864880]

約数ペア:

[(1, 51864880), (2, 25932440), (4, 12966220), (5, 10372976), (8, 6483110), (10, 5186488), (16, 3241555), (20, 2593244), (40, 1296622), (43, 1206160), (80, 648311), (86, 603080), (172, 301540), (215, 241232), (344, 150770), (430, 120616), (688, 75385), (860, 60308), (1720, 30154), (3440, 15077)]