68446480

素因数分解:

$2^4\times 5^1\times {\mathrm{855581}}^1$

素因数の和:855594

約数の個数: 20

約数和(自身を含む): 159138252

約数和(自身を除く): 90691772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 855581, 1711162, 3422324, 4277905, 6844648, 8555810, 13689296, 17111620, 34223240, 68446480]

約数ペア:

[(1, 68446480), (2, 34223240), (4, 17111620), (5, 13689296), (8, 8555810), (10, 6844648), (16, 4277905), (20, 3422324), (40, 1711162), (80, 855581)]