81656008

素因数分解:

$2^3\times 7^1\times {\mathrm{461}}^1\times {\mathrm{3163}}^1$

素因数の和:3637

約数の個数: 32

約数和(自身を含む): 175412160

約数和(自身を除く): 93756152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 461, 922, 1844, 3163, 3227, 3688, 6326, 6454, 12652, 12908, 22141, 25304, 25816, 44282, 88564, 177128, 1458143, 2916286, 5832572, 10207001, 11665144, 20414002, 40828004, 81656008]

約数ペア:

[(1, 81656008), (2, 40828004), (4, 20414002), (7, 11665144), (8, 10207001), (14, 5832572), (28, 2916286), (56, 1458143), (461, 177128), (922, 88564), (1844, 44282), (3163, 25816), (3227, 25304), (3688, 22141), (6326, 12908), (6454, 12652)]