25029180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12641}}^1$

素因数の和:12667

約数の個数: 72

約数和(自身を含む): 82830384

約数和(自身を除く): 57801204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 12641, 25282, 37923, 50564, 63205, 75846, 113769, 126410, 139051, 151692, 189615, 227538, 252820, 278102, 379230, 417153, 455076, 556204, 568845, 695255, 758460, 834306, 1137690, 1251459, 1390510, 1668612, 2085765, 2275380, 2502918, 2781020, 4171530, 5005836, 6257295, 8343060, 12514590, 25029180]

約数ペア:

[(1, 25029180), (2, 12514590), (3, 8343060), (4, 6257295), (5, 5005836), (6, 4171530), (9, 2781020), (10, 2502918), (11, 2275380), (12, 2085765), (15, 1668612), (18, 1390510), (20, 1251459), (22, 1137690), (30, 834306), (33, 758460), (36, 695255), (44, 568845), (45, 556204), (55, 455076), (60, 417153), (66, 379230), (90, 278102), (99, 252820), (110, 227538), (132, 189615), (165, 151692), (180, 139051), (198, 126410), (220, 113769), (330, 75846), (396, 63205), (495, 50564), (660, 37923), (990, 25282), (1980, 12641)]