64668305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{52363}}^1$

素因数の和:52400

約数の個数: 16

約数和(自身を含む): 87971520

約数和(自身を除く): 23303215

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 52363, 261815, 680719, 994897, 3403595, 4974485, 12933661, 64668305]

約数ペア:

[(1, 64668305), (5, 12933661), (13, 4974485), (19, 3403595), (65, 994897), (95, 680719), (247, 261815), (1235, 52363)]