85981540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{33851}}^1$

素因数の和:33987

約数の個数: 24

約数和(自身を含む): 181988352

約数和(自身を除く): 96006812

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 33851, 67702, 135404, 169255, 338510, 677020, 4299077, 8598154, 17196308, 21495385, 42990770, 85981540]

約数ペア:

[(1, 85981540), (2, 42990770), (4, 21495385), (5, 17196308), (10, 8598154), (20, 4299077), (127, 677020), (254, 338510), (508, 169255), (635, 135404), (1270, 67702), (2540, 33851)]