78677584

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{12641}}^1$

素因数の和:13038

約数の個数: 20

約数和(自身を含む): 152841780

約数和(自身を除く): 74164196

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 12641, 25282, 50564, 101128, 202256, 4917349, 9834698, 19669396, 39338792, 78677584]

約数ペア:

[(1, 78677584), (2, 39338792), (4, 19669396), (8, 9834698), (16, 4917349), (389, 202256), (778, 101128), (1556, 50564), (3112, 25282), (6224, 12641)]