66955480

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4561}}^1$

素因数の和:4939

約数の個数: 32

約数和(自身を含む): 151093440

約数和(自身を除く): 84137960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4561, 7340, 9122, 14680, 18244, 22805, 36488, 45610, 91220, 182440, 1673887, 3347774, 6695548, 8369435, 13391096, 16738870, 33477740, 66955480]

約数ペア:

[(1, 66955480), (2, 33477740), (4, 16738870), (5, 13391096), (8, 8369435), (10, 6695548), (20, 3347774), (40, 1673887), (367, 182440), (734, 91220), (1468, 45610), (1835, 36488), (2936, 22805), (3670, 18244), (4561, 14680), (7340, 9122)]