66710896

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2671}}^1$

素因数の和:2909

約数の個数: 40

約数和(自身を含む): 148434944

約数和(自身を除く): 81724048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 2671, 3122, 3568, 5342, 6244, 10684, 12488, 18697, 21368, 24976, 37394, 42736, 74788, 149576, 299152, 595633, 1191266, 2382532, 4169431, 4765064, 8338862, 9530128, 16677724, 33355448, 66710896]

約数ペア:

[(1, 66710896), (2, 33355448), (4, 16677724), (7, 9530128), (8, 8338862), (14, 4765064), (16, 4169431), (28, 2382532), (56, 1191266), (112, 595633), (223, 299152), (446, 149576), (892, 74788), (1561, 42736), (1784, 37394), (2671, 24976), (3122, 21368), (3568, 18697), (5342, 12488), (6244, 10684)]