64178884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 148662080

約数和(自身を除く): 84483196

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 308, 418, 484, 532, 836, 847, 997, 1463, 1694, 1994, 2299, 2926, 3388, 3988, 4598, 5852, 6979, 9196, 10967, 13958, 16093, 18943, 21934, 27916, 32186, 37886, 43868, 64372, 75772, 76769, 120637, 132601, 153538, 208373, 241274, 265202, 307076, 416746, 482548, 530404, 833492, 844459, 1458611, 1688918, 2292103, 2917222, 3377836, 4584206, 5834444, 9168412, 16044721, 32089442, 64178884]

約数ペア:

[(1, 64178884), (2, 32089442), (4, 16044721), (7, 9168412), (11, 5834444), (14, 4584206), (19, 3377836), (22, 2917222), (28, 2292103), (38, 1688918), (44, 1458611), (76, 844459), (77, 833492), (121, 530404), (133, 482548), (154, 416746), (209, 307076), (242, 265202), (266, 241274), (308, 208373), (418, 153538), (484, 132601), (532, 120637), (836, 76769), (847, 75772), (997, 64372), (1463, 43868), (1694, 37886), (1994, 32186), (2299, 27916), (2926, 21934), (3388, 18943), (3988, 16093), (4598, 13958), (5852, 10967), (6979, 9196)]