80816505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6361}}^1$

素因数の和:6398

約数の個数: 48

約数和(自身を含む): 162460032

約数和(自身を除く): 81643527

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 605, 847, 1155, 1815, 2541, 4235, 6361, 12705, 19083, 31805, 44527, 69971, 95415, 133581, 209913, 222635, 349855, 489797, 667905, 769681, 1049565, 1469391, 2309043, 2448985, 3848405, 5387767, 7346955, 11545215, 16163301, 26938835, 80816505]

約数ペア:

[(1, 80816505), (3, 26938835), (5, 16163301), (7, 11545215), (11, 7346955), (15, 5387767), (21, 3848405), (33, 2448985), (35, 2309043), (55, 1469391), (77, 1049565), (105, 769681), (121, 667905), (165, 489797), (231, 349855), (363, 222635), (385, 209913), (605, 133581), (847, 95415), (1155, 69971), (1815, 44527), (2541, 31805), (4235, 19083), (6361, 12705)]