80996825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35603}}^1$

素因数の和:35633

約数の個数: 24

約数和(自身を含む): 123617088

約数和(自身を除く): 42620263

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 35603, 178015, 249221, 462839, 890075, 1246105, 2314195, 3239873, 6230525, 11570975, 16199365, 80996825]

約数ペア:

[(1, 80996825), (5, 16199365), (7, 11570975), (13, 6230525), (25, 3239873), (35, 2314195), (65, 1246105), (91, 890075), (175, 462839), (325, 249221), (455, 178015), (2275, 35603)]