82415720

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4651}}^1$

素因数の和:5105

約数の個数: 32

約数和(自身を含む): 185893920

約数和(自身を除く): 103478200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 4651, 8860, 9302, 17720, 18604, 23255, 37208, 46510, 93020, 186040, 2060393, 4120786, 8241572, 10301965, 16483144, 20603930, 41207860, 82415720]

約数ペア:

[(1, 82415720), (2, 41207860), (4, 20603930), (5, 16483144), (8, 10301965), (10, 8241572), (20, 4120786), (40, 2060393), (443, 186040), (886, 93020), (1772, 46510), (2215, 37208), (3544, 23255), (4430, 18604), (4651, 17720), (8860, 9302)]