201309075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 396552000

約数和(自身を除く): 195242925

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 163, 165, 225, 275, 489, 495, 499, 815, 825, 1467, 1497, 1793, 2445, 2475, 2495, 4075, 4491, 5379, 5489, 7335, 7485, 8965, 12225, 12475, 16137, 16467, 22455, 26895, 27445, 36675, 37425, 44825, 49401, 80685, 81337, 82335, 112275, 134475, 137225, 244011, 247005, 403425, 406685, 411675, 732033, 894707, 1220055, 1235025, 2033425, 2684121, 3660165, 4473535, 6100275, 8052363, 13420605, 18300825, 22367675, 40261815, 67103025, 201309075]

約数ペア:

[(1, 201309075), (3, 67103025), (5, 40261815), (9, 22367675), (11, 18300825), (15, 13420605), (25, 8052363), (33, 6100275), (45, 4473535), (55, 3660165), (75, 2684121), (99, 2033425), (163, 1235025), (165, 1220055), (225, 894707), (275, 732033), (489, 411675), (495, 406685), (499, 403425), (815, 247005), (825, 244011), (1467, 137225), (1497, 134475), (1793, 112275), (2445, 82335), (2475, 81337), (2495, 80685), (4075, 49401), (4491, 44825), (5379, 37425), (5489, 36675), (7335, 27445), (7485, 26895), (8965, 22455), (12225, 16467), (12475, 16137)]