81280351294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{10429}}^1\times {\mathrm{205097}}^1$

素因数の和:215547

約数の個数: 16

約数和(自身を含む): 128350328400

約数和(自身を除く): 47069977106

約数列:

[1, 2, 19, 38, 10429, 20858, 198151, 205097, 396302, 410194, 3896843, 7793686, 2138956613, 4277913226, 40640175647, 81280351294]

約数ペア:

[(1, 81280351294), (2, 40640175647), (19, 4277913226), (38, 2138956613), (10429, 7793686), (20858, 3896843), (198151, 410194), (205097, 396302)]