55790735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 91736064

約数和(自身を除く): 35945329

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 71, 77, 91, 143, 157, 355, 385, 455, 497, 715, 781, 785, 923, 1001, 1099, 1727, 2041, 2485, 3905, 4615, 5005, 5467, 5495, 6461, 8635, 10153, 10205, 11147, 12089, 14287, 22451, 27335, 32305, 50765, 55735, 60445, 71071, 71435, 78029, 112255, 122617, 144911, 157157, 355355, 390145, 613085, 724555, 785785, 858319, 1014377, 1594021, 4291595, 5071885, 7970105, 11158147, 55790735]

約数ペア:

[(1, 55790735), (5, 11158147), (7, 7970105), (11, 5071885), (13, 4291595), (35, 1594021), (55, 1014377), (65, 858319), (71, 785785), (77, 724555), (91, 613085), (143, 390145), (157, 355355), (355, 157157), (385, 144911), (455, 122617), (497, 112255), (715, 78029), (781, 71435), (785, 71071), (923, 60445), (1001, 55735), (1099, 50765), (1727, 32305), (2041, 27335), (2485, 22451), (3905, 14287), (4615, 12089), (5005, 11147), (5467, 10205), (5495, 10153), (6461, 8635)]