68705456

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{10499}}^1$

素因数の和:10916

約数の個数: 20

約数和(自身を含む): 133455000

約数和(自身を除く): 64749544

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 10499, 20998, 41996, 83992, 167984, 4294091, 8588182, 17176364, 34352728, 68705456]

約数ペア:

[(1, 68705456), (2, 34352728), (4, 17176364), (8, 8588182), (16, 4294091), (409, 167984), (818, 83992), (1636, 41996), (3272, 20998), (6544, 10499)]