81389824

素因数分解:

$2^8\times {\mathrm{23}}^2\times {\mathrm{601}}^1$

素因数の和:663

約数の個数: 54

約数和(自身を含む): 170114966

約数和(自身を除く): 88725142

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 529, 601, 736, 1058, 1202, 1472, 2116, 2404, 2944, 4232, 4808, 5888, 8464, 9616, 13823, 16928, 19232, 27646, 33856, 38464, 55292, 67712, 76928, 110584, 135424, 153856, 221168, 317929, 442336, 635858, 884672, 1271716, 1769344, 2543432, 3538688, 5086864, 10173728, 20347456, 40694912, 81389824]

約数ペア:

[(1, 81389824), (2, 40694912), (4, 20347456), (8, 10173728), (16, 5086864), (23, 3538688), (32, 2543432), (46, 1769344), (64, 1271716), (92, 884672), (128, 635858), (184, 442336), (256, 317929), (368, 221168), (529, 153856), (601, 135424), (736, 110584), (1058, 76928), (1202, 67712), (1472, 55292), (2116, 38464), (2404, 33856), (2944, 27646), (4232, 19232), (4808, 16928), (5888, 13823), (8464, 9616)]