80108215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{21739}}^1$

素因数の和:21822

約数の個数: 16

約数和(自身を含む): 106439040

約数和(自身を除く): 26330825

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 21739, 108695, 239129, 1195645, 1456513, 7282565, 16021643, 80108215]

約数ペア:

[(1, 80108215), (5, 16021643), (11, 7282565), (55, 1456513), (67, 1195645), (335, 239129), (737, 108695), (3685, 21739)]