66808480

素因数分解:

$2^5\times 5^1\times {\mathrm{417553}}^1$

素因数の和:417568

約数の個数: 24

約数和(自身を含む): 157835412

約数和(自身を除く): 91026932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 417553, 835106, 1670212, 2087765, 3340424, 4175530, 6680848, 8351060, 13361696, 16702120, 33404240, 66808480]

約数ペア:

[(1, 66808480), (2, 33404240), (4, 16702120), (5, 13361696), (8, 8351060), (10, 6680848), (16, 4175530), (20, 3340424), (32, 2087765), (40, 1670212), (80, 835106), (160, 417553)]