85582040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49757}}^1$

素因数の和:49811

約数の個数: 32

約数和(自身を含む): 197041680

約数和(自身を除く): 111459640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49757, 99514, 199028, 248785, 398056, 497570, 995140, 1990280, 2139551, 4279102, 8558204, 10697755, 17116408, 21395510, 42791020, 85582040]

約数ペア:

[(1, 85582040), (2, 42791020), (4, 21395510), (5, 17116408), (8, 10697755), (10, 8558204), (20, 4279102), (40, 2139551), (43, 1990280), (86, 995140), (172, 497570), (215, 398056), (344, 248785), (430, 199028), (860, 99514), (1720, 49757)]