641008045

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{12697}}^1$

素因数の和:13164

約数の個数: 16

約数和(自身を含む): 804545280

約数和(自身を除く): 163537235

約数列:

[1, 5, 23, 115, 439, 2195, 10097, 12697, 50485, 63485, 292031, 1460155, 5573983, 27869915, 128201609, 641008045]

約数ペア:

[(1, 641008045), (5, 128201609), (23, 27869915), (115, 5573983), (439, 1460155), (2195, 292031), (10097, 63485), (12697, 50485)]