201664765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{68477}}^1$

素因数の和:68532

約数の個数: 16

約数和(自身を含む): 262955520

約数和(自身を除く): 61290755

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 68477, 342385, 1301063, 2122787, 6505315, 10613935, 40332953, 201664765]

約数ペア:

[(1, 201664765), (5, 40332953), (19, 10613935), (31, 6505315), (95, 2122787), (155, 1301063), (589, 342385), (2945, 68477)]