205132115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{77849}}^1$

素因数の和:77902

約数の個数: 16

約数和(自身を含む): 269049600

約数和(自身を除く): 63917485

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 77849, 389245, 1323433, 2413319, 6617165, 12066595, 41026423, 205132115]

約数ペア:

[(1, 205132115), (5, 41026423), (17, 12066595), (31, 6617165), (85, 2413319), (155, 1323433), (527, 389245), (2635, 77849)]