56485280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6661}}^1$

素因数の和:6729

約数の個数: 48

約数和(自身を含む): 135984744

約数和(自身を除く): 79499464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 6661, 8480, 13322, 26644, 33305, 53288, 66610, 106576, 133220, 213152, 266440, 353033, 532880, 706066, 1065760, 1412132, 1765165, 2824264, 3530330, 5648528, 7060660, 11297056, 14121320, 28242640, 56485280]

約数ペア:

[(1, 56485280), (2, 28242640), (4, 14121320), (5, 11297056), (8, 7060660), (10, 5648528), (16, 3530330), (20, 2824264), (32, 1765165), (40, 1412132), (53, 1065760), (80, 706066), (106, 532880), (160, 353033), (212, 266440), (265, 213152), (424, 133220), (530, 106576), (848, 66610), (1060, 53288), (1696, 33305), (2120, 26644), (4240, 13322), (6661, 8480)]