2806151680

素因数分解:

$2^9\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10853}}^1$

素因数の和:10977

約数の個数: 80

約数和(自身を含む): 6795428904

約数和(自身を除く): 3989277224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 512, 640, 808, 1010, 1280, 1616, 2020, 2560, 3232, 4040, 6464, 8080, 10853, 12928, 16160, 21706, 25856, 32320, 43412, 51712, 54265, 64640, 86824, 108530, 129280, 173648, 217060, 258560, 347296, 434120, 694592, 868240, 1096153, 1389184, 1736480, 2192306, 2778368, 3472960, 4384612, 5480765, 5556736, 6945920, 8769224, 10961530, 13891840, 17538448, 21923060, 27783680, 35076896, 43846120, 70153792, 87692240, 140307584, 175384480, 280615168, 350768960, 561230336, 701537920, 1403075840, 2806151680]

約数ペア:

[(1, 2806151680), (2, 1403075840), (4, 701537920), (5, 561230336), (8, 350768960), (10, 280615168), (16, 175384480), (20, 140307584), (32, 87692240), (40, 70153792), (64, 43846120), (80, 35076896), (101, 27783680), (128, 21923060), (160, 17538448), (202, 13891840), (256, 10961530), (320, 8769224), (404, 6945920), (505, 5556736), (512, 5480765), (640, 4384612), (808, 3472960), (1010, 2778368), (1280, 2192306), (1616, 1736480), (2020, 1389184), (2560, 1096153), (3232, 868240), (4040, 694592), (6464, 434120), (8080, 347296), (10853, 258560), (12928, 217060), (16160, 173648), (21706, 129280), (25856, 108530), (32320, 86824), (43412, 64640), (51712, 54265)]