87251440

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5651}}^1$

素因数の和:5857

約数の個数: 40

約数和(自身を含む): 203946768

約数和(自身を除く): 116695328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5651, 7720, 11302, 15440, 22604, 28255, 45208, 56510, 90416, 113020, 226040, 452080, 1090643, 2181286, 4362572, 5453215, 8725144, 10906430, 17450288, 21812860, 43625720, 87251440]

約数ペア:

[(1, 87251440), (2, 43625720), (4, 21812860), (5, 17450288), (8, 10906430), (10, 8725144), (16, 5453215), (20, 4362572), (40, 2181286), (80, 1090643), (193, 452080), (386, 226040), (772, 113020), (965, 90416), (1544, 56510), (1930, 45208), (3088, 28255), (3860, 22604), (5651, 15440), (7720, 11302)]