86686240

素因数分解:

$2^5\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1223}}^1$

素因数の和:1681

約数の個数: 48

約数和(自身を含む): 205426368

約数和(自身を除く): 118740128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 443, 886, 1223, 1772, 2215, 2446, 3544, 4430, 4892, 6115, 7088, 8860, 9784, 12230, 14176, 17720, 19568, 24460, 35440, 39136, 48920, 70880, 97840, 195680, 541789, 1083578, 2167156, 2708945, 4334312, 5417890, 8668624, 10835780, 17337248, 21671560, 43343120, 86686240]

約数ペア:

[(1, 86686240), (2, 43343120), (4, 21671560), (5, 17337248), (8, 10835780), (10, 8668624), (16, 5417890), (20, 4334312), (32, 2708945), (40, 2167156), (80, 1083578), (160, 541789), (443, 195680), (886, 97840), (1223, 70880), (1772, 48920), (2215, 39136), (2446, 35440), (3544, 24460), (4430, 19568), (4892, 17720), (6115, 14176), (7088, 12230), (8860, 9784)]