81438952

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 185690880

約数和(自身を除く): 104251928

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 53, 56, 92, 106, 161, 184, 212, 322, 371, 424, 644, 742, 1193, 1219, 1288, 1484, 2386, 2438, 2968, 4772, 4876, 8351, 8533, 9544, 9752, 16702, 17066, 27439, 33404, 34132, 54878, 63229, 66808, 68264, 109756, 126458, 192073, 219512, 252916, 384146, 442603, 505832, 768292, 885206, 1454267, 1536584, 1770412, 2908534, 3540824, 5817068, 10179869, 11634136, 20359738, 40719476, 81438952]

約数ペア:

[(1, 81438952), (2, 40719476), (4, 20359738), (7, 11634136), (8, 10179869), (14, 5817068), (23, 3540824), (28, 2908534), (46, 1770412), (53, 1536584), (56, 1454267), (92, 885206), (106, 768292), (161, 505832), (184, 442603), (212, 384146), (322, 252916), (371, 219512), (424, 192073), (644, 126458), (742, 109756), (1193, 68264), (1219, 66808), (1288, 63229), (1484, 54878), (2386, 34132), (2438, 33404), (2968, 27439), (4772, 17066), (4876, 16702), (8351, 9752), (8533, 9544)]