71282870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:833

約数の個数: 64

約数和(自身を含む): 148132800

約数和(自身を除く): 76849930

約数列:

[1, 2, 5, 10, 17, 19, 29, 34, 38, 58, 85, 95, 145, 170, 190, 290, 323, 493, 551, 646, 761, 986, 1102, 1522, 1615, 2465, 2755, 3230, 3805, 4930, 5510, 7610, 9367, 12937, 14459, 18734, 22069, 25874, 28918, 44138, 46835, 64685, 72295, 93670, 110345, 129370, 144590, 220690, 245803, 375173, 419311, 491606, 750346, 838622, 1229015, 1875865, 2096555, 2458030, 3751730, 4193110, 7128287, 14256574, 35641435, 71282870]

約数ペア:

[(1, 71282870), (2, 35641435), (5, 14256574), (10, 7128287), (17, 4193110), (19, 3751730), (29, 2458030), (34, 2096555), (38, 1875865), (58, 1229015), (85, 838622), (95, 750346), (145, 491606), (170, 419311), (190, 375173), (290, 245803), (323, 220690), (493, 144590), (551, 129370), (646, 110345), (761, 93670), (986, 72295), (1102, 64685), (1522, 46835), (1615, 44138), (2465, 28918), (2755, 25874), (3230, 22069), (3805, 18734), (4930, 14459), (5510, 12937), (7610, 9367)]