61980565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1627}}^1$

素因数の和:2052

約数の個数: 16

約数和(自身を含む): 78534720

約数和(自身を除く): 16554155

約数列:

[1, 5, 19, 95, 401, 1627, 2005, 7619, 8135, 30913, 38095, 154565, 652427, 3262135, 12396113, 61980565]

約数ペア:

[(1, 61980565), (5, 12396113), (19, 3262135), (95, 652427), (401, 154565), (1627, 38095), (2005, 30913), (7619, 8135)]