68420770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16811}}^1$

素因数の和:16866

約数の個数: 32

約数和(自身を含む): 137992896

約数和(自身を除く): 69572126

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 16811, 33622, 84055, 168110, 184921, 369842, 622007, 924605, 1244014, 1849210, 3110035, 6220070, 6842077, 13684154, 34210385, 68420770]

約数ペア:

[(1, 68420770), (2, 34210385), (5, 13684154), (10, 6842077), (11, 6220070), (22, 3110035), (37, 1849210), (55, 1244014), (74, 924605), (110, 622007), (185, 369842), (370, 184921), (407, 168110), (814, 84055), (2035, 33622), (4070, 16811)]