81666244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{10369}}^1$

素因数の和:10563

約数の個数: 24

約数和(自身を含む): 156794400

約数和(自身を除く): 75128156

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 3938, 7876, 10369, 20738, 41476, 114059, 228118, 456236, 1856051, 3712102, 7424204, 20416561, 40833122, 81666244]

約数ペア:

[(1, 81666244), (2, 40833122), (4, 20416561), (11, 7424204), (22, 3712102), (44, 1856051), (179, 456236), (358, 228118), (716, 114059), (1969, 41476), (3938, 20738), (7876, 10369)]