54717640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8713}}^1$

素因数の和:8881

約数の個数: 32

約数和(自身を含む): 123913080

約数和(自身を除く): 69195440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 8713, 17426, 34852, 43565, 69704, 87130, 174260, 348520, 1367941, 2735882, 5471764, 6839705, 10943528, 13679410, 27358820, 54717640]

約数ペア:

[(1, 54717640), (2, 27358820), (4, 13679410), (5, 10943528), (8, 6839705), (10, 5471764), (20, 2735882), (40, 1367941), (157, 348520), (314, 174260), (628, 87130), (785, 69704), (1256, 43565), (1570, 34852), (3140, 17426), (6280, 8713)]