87514120

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9811}}^1$

素因数の和:10045

約数の個数: 32

約数和(自身を含む): 197809920

約数和(自身を除く): 110295800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 9811, 19622, 39244, 49055, 78488, 98110, 196220, 392440, 2187853, 4375706, 8751412, 10939265, 17502824, 21878530, 43757060, 87514120]

約数ペア:

[(1, 87514120), (2, 43757060), (4, 21878530), (5, 17502824), (8, 10939265), (10, 8751412), (20, 4375706), (40, 2187853), (223, 392440), (446, 196220), (892, 98110), (1115, 78488), (1784, 49055), (2230, 39244), (4460, 19622), (8920, 9811)]