80845676

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 153605592

約数和(自身を除く): 72759916

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 643, 731, 1286, 1462, 1849, 2572, 2924, 3698, 7396, 10931, 21862, 27649, 31433, 43724, 55298, 62866, 110596, 125732, 470033, 940066, 1188907, 1880132, 2377814, 4755628, 20211419, 40422838, 80845676]

約数ペア:

[(1, 80845676), (2, 40422838), (4, 20211419), (17, 4755628), (34, 2377814), (43, 1880132), (68, 1188907), (86, 940066), (172, 470033), (643, 125732), (731, 110596), (1286, 62866), (1462, 55298), (1849, 43724), (2572, 31433), (2924, 27649), (3698, 21862), (7396, 10931)]