78617128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2237}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 154690560

約数和(自身を除く): 76073432

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 191, 382, 764, 1528, 2237, 4393, 4474, 8786, 8948, 17572, 17896, 35144, 51451, 102902, 205804, 411608, 427267, 854534, 1709068, 3418136, 9827141, 19654282, 39308564, 78617128]

約数ペア:

[(1, 78617128), (2, 39308564), (4, 19654282), (8, 9827141), (23, 3418136), (46, 1709068), (92, 854534), (184, 427267), (191, 411608), (382, 205804), (764, 102902), (1528, 51451), (2237, 35144), (4393, 17896), (4474, 17572), (8786, 8948)]