87504215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2297}}^1$

素因数の和:2722

約数の個数: 16

約数和(自身を含む): 110855520

約数和(自身を除く): 23351305

約数列:

[1, 5, 19, 95, 401, 2005, 2297, 7619, 11485, 38095, 43643, 218215, 921097, 4605485, 17500843, 87504215]

約数ペア:

[(1, 87504215), (5, 17500843), (19, 4605485), (95, 921097), (401, 218215), (2005, 43643), (2297, 38095), (7619, 11485)]