80494564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{1637}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 148599360

約数和(自身を除く): 68104796

約数列:

[1, 2, 4, 19, 38, 76, 647, 1294, 1637, 2588, 3274, 6548, 12293, 24586, 31103, 49172, 62206, 124412, 1059139, 2118278, 4236556, 20123641, 40247282, 80494564]

約数ペア:

[(1, 80494564), (2, 40247282), (4, 20123641), (19, 4236556), (38, 2118278), (76, 1059139), (647, 124412), (1294, 62206), (1637, 49172), (2588, 31103), (3274, 24586), (6548, 12293)]