25348548290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2609}}^1\times {\mathrm{5749}}^1$

素因数の和:8391

約数の個数: 48

約数和(自身を含む): 49434705000

約数和(自身を除く): 24086156710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2609, 5218, 5749, 11498, 13045, 26090, 28745, 33917, 57490, 67834, 74737, 149474, 169585, 339170, 373685, 440921, 747370, 881842, 971581, 1943162, 2204605, 4409210, 4857905, 9715810, 14999141, 29998282, 74995705, 149991410, 194988833, 389977666, 974944165, 1949888330, 2534854829, 5069709658, 12674274145, 25348548290]

約数ペア:

[(1, 25348548290), (2, 12674274145), (5, 5069709658), (10, 2534854829), (13, 1949888330), (26, 974944165), (65, 389977666), (130, 194988833), (169, 149991410), (338, 74995705), (845, 29998282), (1690, 14999141), (2609, 9715810), (5218, 4857905), (5749, 4409210), (11498, 2204605), (13045, 1943162), (26090, 971581), (28745, 881842), (33917, 747370), (57490, 440921), (67834, 373685), (74737, 339170), (149474, 169585)]