1520492765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 2189721600

約数和(自身を除く): 669228835

約数列:

[1, 5, 11, 19, 29, 55, 95, 131, 145, 209, 319, 383, 551, 655, 1045, 1441, 1595, 1915, 2489, 2755, 3799, 4213, 6061, 7205, 7277, 11107, 12445, 18995, 21065, 27379, 30305, 36385, 41789, 50173, 55535, 72181, 80047, 122177, 136895, 208945, 211033, 250865, 360905, 400235, 551903, 610885, 793991, 953287, 1055165, 1455017, 2321363, 2759515, 3969955, 4766435, 7275085, 10486157, 11606815, 16005187, 27645323, 52430785, 80025935, 138226615, 304098553, 1520492765]

約数ペア:

[(1, 1520492765), (5, 304098553), (11, 138226615), (19, 80025935), (29, 52430785), (55, 27645323), (95, 16005187), (131, 11606815), (145, 10486157), (209, 7275085), (319, 4766435), (383, 3969955), (551, 2759515), (655, 2321363), (1045, 1455017), (1441, 1055165), (1595, 953287), (1915, 793991), (2489, 610885), (2755, 551903), (3799, 400235), (4213, 360905), (6061, 250865), (7205, 211033), (7277, 208945), (11107, 136895), (12445, 122177), (18995, 80047), (21065, 72181), (27379, 55535), (30305, 50173), (36385, 41789)]