70289120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39937}}^1$

素因数の和:39963

約数の個数: 48

約数和(自身を含む): 181158768

約数和(自身を除く): 110869648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 39937, 79874, 159748, 199685, 319496, 399370, 439307, 638992, 798740, 878614, 1277984, 1597480, 1757228, 2196535, 3194960, 3514456, 4393070, 6389920, 7028912, 8786140, 14057824, 17572280, 35144560, 70289120]

約数ペア:

[(1, 70289120), (2, 35144560), (4, 17572280), (5, 14057824), (8, 8786140), (10, 7028912), (11, 6389920), (16, 4393070), (20, 3514456), (22, 3194960), (32, 2196535), (40, 1757228), (44, 1597480), (55, 1277984), (80, 878614), (88, 798740), (110, 638992), (160, 439307), (176, 399370), (220, 319496), (352, 199685), (440, 159748), (880, 79874), (1760, 39937)]