26215275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 47541600

約数和(自身を除く): 21326325

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 709, 725, 1275, 1479, 2127, 2175, 2465, 3545, 7395, 10635, 12053, 12325, 17725, 20561, 36159, 36975, 53175, 60265, 61683, 102805, 180795, 301325, 308415, 349537, 514025, 903975, 1048611, 1542075, 1747685, 5243055, 8738425, 26215275]

約数ペア:

[(1, 26215275), (3, 8738425), (5, 5243055), (15, 1747685), (17, 1542075), (25, 1048611), (29, 903975), (51, 514025), (75, 349537), (85, 308415), (87, 301325), (145, 180795), (255, 102805), (425, 61683), (435, 60265), (493, 53175), (709, 36975), (725, 36159), (1275, 20561), (1479, 17725), (2127, 12325), (2175, 12053), (2465, 10635), (3545, 7395)]