81301304

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1777}}^1$

素因数の和:1852

約数の個数: 64

約数和(自身を含む): 187756800

約数和(自身を除く): 106455496

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 43, 56, 76, 86, 133, 152, 172, 266, 301, 344, 532, 602, 817, 1064, 1204, 1634, 1777, 2408, 3268, 3554, 5719, 6536, 7108, 11438, 12439, 14216, 22876, 24878, 33763, 45752, 49756, 67526, 76411, 99512, 135052, 152822, 236341, 270104, 305644, 472682, 534877, 611288, 945364, 1069754, 1451809, 1890728, 2139508, 2903618, 4279016, 5807236, 10162663, 11614472, 20325326, 40650652, 81301304]

約数ペア:

[(1, 81301304), (2, 40650652), (4, 20325326), (7, 11614472), (8, 10162663), (14, 5807236), (19, 4279016), (28, 2903618), (38, 2139508), (43, 1890728), (56, 1451809), (76, 1069754), (86, 945364), (133, 611288), (152, 534877), (172, 472682), (266, 305644), (301, 270104), (344, 236341), (532, 152822), (602, 135052), (817, 99512), (1064, 76411), (1204, 67526), (1634, 49756), (1777, 45752), (2408, 33763), (3268, 24878), (3554, 22876), (5719, 14216), (6536, 12439), (7108, 11438)]