66887912

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:826

約数の個数: 64

約数和(自身を含む): 155702400

約数和(自身を除く): 88814488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 364, 556, 661, 728, 973, 1112, 1322, 1807, 1946, 2644, 3614, 3892, 4627, 5288, 7228, 7784, 8593, 9254, 12649, 14456, 17186, 18508, 25298, 34372, 37016, 50596, 60151, 68744, 91879, 101192, 120302, 183758, 240604, 367516, 481208, 643153, 735032, 1194427, 1286306, 2388854, 2572612, 4777708, 5145224, 8360989, 9555416, 16721978, 33443956, 66887912]

約数ペア:

[(1, 66887912), (2, 33443956), (4, 16721978), (7, 9555416), (8, 8360989), (13, 5145224), (14, 4777708), (26, 2572612), (28, 2388854), (52, 1286306), (56, 1194427), (91, 735032), (104, 643153), (139, 481208), (182, 367516), (278, 240604), (364, 183758), (556, 120302), (661, 101192), (728, 91879), (973, 68744), (1112, 60151), (1322, 50596), (1807, 37016), (1946, 34372), (2644, 25298), (3614, 18508), (3892, 17186), (4627, 14456), (5288, 12649), (7228, 9254), (7784, 8593)]