81188344

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2707}}^1$

素因数の和:2899

約数の個数: 32

約数和(自身を含む): 159880320

約数和(自身を除く): 78691976

約数列:

[1, 2, 4, 8, 23, 46, 92, 163, 184, 326, 652, 1304, 2707, 3749, 5414, 7498, 10828, 14996, 21656, 29992, 62261, 124522, 249044, 441241, 498088, 882482, 1764964, 3529928, 10148543, 20297086, 40594172, 81188344]

約数ペア:

[(1, 81188344), (2, 40594172), (4, 20297086), (8, 10148543), (23, 3529928), (46, 1764964), (92, 882482), (163, 498088), (184, 441241), (326, 249044), (652, 124522), (1304, 62261), (2707, 29992), (3749, 21656), (5414, 14996), (7498, 10828)]