66909892

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 147891744

約数和(自身を除く): 80981852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 49, 68, 86, 98, 119, 172, 196, 238, 301, 467, 476, 602, 731, 833, 934, 1204, 1462, 1666, 1868, 2107, 2924, 3269, 3332, 4214, 5117, 6538, 7939, 8428, 10234, 13076, 15878, 20081, 20468, 22883, 31756, 35819, 40162, 45766, 55573, 71638, 80324, 91532, 111146, 140567, 143276, 222292, 281134, 341377, 389011, 562268, 682754, 778022, 983969, 1365508, 1556044, 1967938, 2389639, 3935876, 4779278, 9558556, 16727473, 33454946, 66909892]

約数ペア:

[(1, 66909892), (2, 33454946), (4, 16727473), (7, 9558556), (14, 4779278), (17, 3935876), (28, 2389639), (34, 1967938), (43, 1556044), (49, 1365508), (68, 983969), (86, 778022), (98, 682754), (119, 562268), (172, 389011), (196, 341377), (238, 281134), (301, 222292), (467, 143276), (476, 140567), (602, 111146), (731, 91532), (833, 80324), (934, 71638), (1204, 55573), (1462, 45766), (1666, 40162), (1868, 35819), (2107, 31756), (2924, 22883), (3269, 20468), (3332, 20081), (4214, 15878), (5117, 13076), (6538, 10234), (7939, 8428)]