66917732

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 143975160

約数和(自身を除く): 77057428

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 61, 98, 116, 122, 193, 196, 203, 244, 386, 406, 427, 772, 812, 854, 1351, 1421, 1708, 1769, 2702, 2842, 2989, 3538, 5404, 5597, 5684, 5978, 7076, 9457, 11194, 11773, 11956, 12383, 18914, 22388, 23546, 24766, 37828, 39179, 47092, 49532, 78358, 82411, 86681, 156716, 164822, 173362, 274253, 329644, 341417, 346724, 548506, 576877, 682834, 1097012, 1153754, 1365668, 2307508, 2389919, 4779838, 9559676, 16729433, 33458866, 66917732]

約数ペア:

[(1, 66917732), (2, 33458866), (4, 16729433), (7, 9559676), (14, 4779838), (28, 2389919), (29, 2307508), (49, 1365668), (58, 1153754), (61, 1097012), (98, 682834), (116, 576877), (122, 548506), (193, 346724), (196, 341417), (203, 329644), (244, 274253), (386, 173362), (406, 164822), (427, 156716), (772, 86681), (812, 82411), (854, 78358), (1351, 49532), (1421, 47092), (1708, 39179), (1769, 37828), (2702, 24766), (2842, 23546), (2989, 22388), (3538, 18914), (5404, 12383), (5597, 11956), (5684, 11773), (5978, 11194), (7076, 9457)]