86531440

素因数分解:

$2^4\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1543}}^1$

素因数の和:2257

約数の個数: 40

約数和(自身を含む): 201603168

約数和(自身を除く): 115071728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 701, 1402, 1543, 2804, 3086, 3505, 5608, 6172, 7010, 7715, 11216, 12344, 14020, 15430, 24688, 28040, 30860, 56080, 61720, 123440, 1081643, 2163286, 4326572, 5408215, 8653144, 10816430, 17306288, 21632860, 43265720, 86531440]

約数ペア:

[(1, 86531440), (2, 43265720), (4, 21632860), (5, 17306288), (8, 10816430), (10, 8653144), (16, 5408215), (20, 4326572), (40, 2163286), (80, 1081643), (701, 123440), (1402, 61720), (1543, 56080), (2804, 30860), (3086, 28040), (3505, 24688), (5608, 15430), (6172, 14020), (7010, 12344), (7715, 11216)]