66940912

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:817

約数の個数: 40

約数和(自身を含む): 133263792

約数和(自身を除く): 66322880

約数列:

[1, 2, 4, 8, 16, 61, 107, 122, 214, 244, 428, 488, 641, 856, 976, 1282, 1712, 2564, 5128, 6527, 10256, 13054, 26108, 39101, 52216, 68587, 78202, 104432, 137174, 156404, 274348, 312808, 548696, 625616, 1097392, 4183807, 8367614, 16735228, 33470456, 66940912]

約数ペア:

[(1, 66940912), (2, 33470456), (4, 16735228), (8, 8367614), (16, 4183807), (61, 1097392), (107, 625616), (122, 548696), (214, 312808), (244, 274348), (428, 156404), (488, 137174), (641, 104432), (856, 78202), (976, 68587), (1282, 52216), (1712, 39101), (2564, 26108), (5128, 13054), (6527, 10256)]