145084640

素因数分解:

$2^5\times 5^1\times {\mathrm{906779}}^1$

素因数の和:906794

約数の個数: 24

約数和(自身を含む): 342762840

約数和(自身を除く): 197678200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 906779, 1813558, 3627116, 4533895, 7254232, 9067790, 14508464, 18135580, 29016928, 36271160, 72542320, 145084640]

約数ペア:

[(1, 145084640), (2, 72542320), (4, 36271160), (5, 29016928), (8, 18135580), (10, 14508464), (16, 9067790), (20, 7254232), (32, 4533895), (40, 3627116), (80, 1813558), (160, 906779)]