71365420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12433}}^1$

素因数の和:12490

約数の個数: 48

約数和(自身を含む): 175468608

約数和(自身を除く): 104103188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 12433, 24866, 49732, 62165, 87031, 124330, 174062, 248660, 348124, 435155, 509753, 870310, 1019506, 1740620, 2039012, 2548765, 3568271, 5097530, 7136542, 10195060, 14273084, 17841355, 35682710, 71365420]

約数ペア:

[(1, 71365420), (2, 35682710), (4, 17841355), (5, 14273084), (7, 10195060), (10, 7136542), (14, 5097530), (20, 3568271), (28, 2548765), (35, 2039012), (41, 1740620), (70, 1019506), (82, 870310), (140, 509753), (164, 435155), (205, 348124), (287, 248660), (410, 174062), (574, 124330), (820, 87031), (1148, 62165), (1435, 49732), (2870, 24866), (5740, 12433)]