80973815

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 106637760

約数和(自身を除く): 25663945

約数列:

[1, 5, 13, 65, 79, 169, 395, 845, 1027, 1213, 5135, 6065, 13351, 15769, 66755, 78845, 95827, 204997, 479135, 1024985, 1245751, 6228755, 16194763, 80973815]

約数ペア:

[(1, 80973815), (5, 16194763), (13, 6228755), (65, 1245751), (79, 1024985), (169, 479135), (395, 204997), (845, 95827), (1027, 78845), (1213, 66755), (5135, 15769), (6065, 13351)]