108080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{193}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 288672

約数和(自身を除く): 180592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 193, 280, 386, 560, 772, 965, 1351, 1544, 1930, 2702, 3088, 3860, 5404, 6755, 7720, 10808, 13510, 15440, 21616, 27020, 54040, 108080]

約数ペア:

[(1, 108080), (2, 54040), (4, 27020), (5, 21616), (7, 15440), (8, 13510), (10, 10808), (14, 7720), (16, 6755), (20, 5404), (28, 3860), (35, 3088), (40, 2702), (56, 1930), (70, 1544), (80, 1351), (112, 965), (140, 772), (193, 560), (280, 386)]