66770405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{13003}}^1$

素因数の和:13100

約数の個数: 16

約数和(自身を含む): 87386880

約数和(自身を除く): 20616475

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 13003, 65015, 169039, 845195, 1027237, 5136185, 13354081, 66770405]

約数ペア:

[(1, 66770405), (5, 13354081), (13, 5136185), (65, 1027237), (79, 845195), (395, 169039), (1027, 65015), (5135, 13003)]