86875690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1931}}^1$

素因数の和:2358

約数の個数: 32

約数和(自身を含む): 171097920

約数和(自身を除く): 84222230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 818, 1931, 2045, 3862, 4090, 4499, 8998, 9655, 19310, 21241, 22495, 42482, 44990, 106205, 212410, 789779, 1579558, 3948895, 7897790, 8687569, 17375138, 43437845, 86875690]

約数ペア:

[(1, 86875690), (2, 43437845), (5, 17375138), (10, 8687569), (11, 7897790), (22, 3948895), (55, 1579558), (110, 789779), (409, 212410), (818, 106205), (1931, 44990), (2045, 42482), (3862, 22495), (4090, 21241), (4499, 19310), (8998, 9655)]