25920944

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1163}}^1$

素因数の和:1377

約数の個数: 40

約数和(自身を含む): 57734400

約数和(自身を除く): 31813456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 1163, 1393, 1592, 2326, 2786, 3184, 4652, 5572, 8141, 9304, 11144, 16282, 18608, 22288, 32564, 65128, 130256, 231437, 462874, 925748, 1620059, 1851496, 3240118, 3702992, 6480236, 12960472, 25920944]

約数ペア:

[(1, 25920944), (2, 12960472), (4, 6480236), (7, 3702992), (8, 3240118), (14, 1851496), (16, 1620059), (28, 925748), (56, 462874), (112, 231437), (199, 130256), (398, 65128), (796, 32564), (1163, 22288), (1393, 18608), (1592, 16282), (2326, 11144), (2786, 9304), (3184, 8141), (4652, 5572)]