7820605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1523}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 10241280

約数和(自身を除く): 2420675

約数列:

[1, 5, 13, 65, 79, 395, 1027, 1523, 5135, 7615, 19799, 98995, 120317, 601585, 1564121, 7820605]

約数ペア:

[(1, 7820605), (5, 1564121), (13, 601585), (65, 120317), (79, 98995), (395, 19799), (1027, 7615), (1523, 5135)]