164062960

素因数分解:

$2^4\times 5^1\times {\mathrm{2050787}}^1$

素因数の和:2050800

約数の個数: 20

約数和(自身を含む): 381446568

約数和(自身を除く): 217383608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2050787, 4101574, 8203148, 10253935, 16406296, 20507870, 32812592, 41015740, 82031480, 164062960]

約数ペア:

[(1, 164062960), (2, 82031480), (4, 41015740), (5, 32812592), (8, 20507870), (10, 16406296), (16, 10253935), (20, 8203148), (40, 4101574), (80, 2050787)]