71188240

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2027}}^1$

素因数の和:2479

約数の個数: 40

約数和(自身を含む): 165971520

約数和(自身を除く): 94783280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2027, 2195, 3512, 4054, 4390, 7024, 8108, 8780, 10135, 16216, 17560, 20270, 32432, 35120, 40540, 81080, 162160, 889853, 1779706, 3559412, 4449265, 7118824, 8898530, 14237648, 17797060, 35594120, 71188240]

約数ペア:

[(1, 71188240), (2, 35594120), (4, 17797060), (5, 14237648), (8, 8898530), (10, 7118824), (16, 4449265), (20, 3559412), (40, 1779706), (80, 889853), (439, 162160), (878, 81080), (1756, 40540), (2027, 35120), (2195, 32432), (3512, 20270), (4054, 17560), (4390, 16216), (7024, 10135), (8108, 8780)]