165722205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 318536064

約数和(自身を除く): 152813859

約数列:

[1, 3, 5, 11, 15, 17, 33, 41, 51, 55, 85, 121, 123, 131, 165, 187, 205, 255, 363, 393, 451, 561, 605, 615, 655, 697, 935, 1353, 1441, 1815, 1965, 2057, 2091, 2227, 2255, 2805, 3485, 4323, 4961, 5371, 6171, 6681, 6765, 7205, 7667, 10285, 10455, 11135, 14883, 15851, 16113, 21615, 23001, 24497, 24805, 26855, 30855, 33405, 38335, 47553, 59081, 73491, 74415, 79255, 80565, 84337, 91307, 115005, 122485, 177243, 237765, 253011, 269467, 273921, 295405, 367455, 421685, 456535, 649891, 808401, 886215, 1004377, 1265055, 1347335, 1369605, 1949673, 3013131, 3249455, 4042005, 5021885, 9748365, 11048147, 15065655, 33144441, 55240735, 165722205]

約数ペア:

[(1, 165722205), (3, 55240735), (5, 33144441), (11, 15065655), (15, 11048147), (17, 9748365), (33, 5021885), (41, 4042005), (51, 3249455), (55, 3013131), (85, 1949673), (121, 1369605), (123, 1347335), (131, 1265055), (165, 1004377), (187, 886215), (205, 808401), (255, 649891), (363, 456535), (393, 421685), (451, 367455), (561, 295405), (605, 273921), (615, 269467), (655, 253011), (697, 237765), (935, 177243), (1353, 122485), (1441, 115005), (1815, 91307), (1965, 84337), (2057, 80565), (2091, 79255), (2227, 74415), (2255, 73491), (2805, 59081), (3485, 47553), (4323, 38335), (4961, 33405), (5371, 30855), (6171, 26855), (6681, 24805), (6765, 24497), (7205, 23001), (7667, 21615), (10285, 16113), (10455, 15851), (11135, 14883)]