81310530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5779}}^1$

素因数の和:5863

約数の個数: 64

約数和(自身を含む): 226391040

約数和(自身を除く): 145080510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 67, 70, 105, 134, 201, 210, 335, 402, 469, 670, 938, 1005, 1407, 2010, 2345, 2814, 4690, 5779, 7035, 11558, 14070, 17337, 28895, 34674, 40453, 57790, 80906, 86685, 121359, 173370, 202265, 242718, 387193, 404530, 606795, 774386, 1161579, 1213590, 1935965, 2323158, 2710351, 3871930, 5420702, 5807895, 8131053, 11615790, 13551755, 16262106, 27103510, 40655265, 81310530]

約数ペア:

[(1, 81310530), (2, 40655265), (3, 27103510), (5, 16262106), (6, 13551755), (7, 11615790), (10, 8131053), (14, 5807895), (15, 5420702), (21, 3871930), (30, 2710351), (35, 2323158), (42, 1935965), (67, 1213590), (70, 1161579), (105, 774386), (134, 606795), (201, 404530), (210, 387193), (335, 242718), (402, 202265), (469, 173370), (670, 121359), (938, 86685), (1005, 80906), (1407, 57790), (2010, 40453), (2345, 34674), (2814, 28895), (4690, 17337), (5779, 14070), (7035, 11558)]