80784770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{38653}}^1$

素因数の和:38690

約数の個数: 32

約数和(自身を含む): 166985280

約数和(自身を除く): 86200510

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 38653, 77306, 193265, 386530, 425183, 734407, 850366, 1468814, 2125915, 3672035, 4251830, 7344070, 8078477, 16156954, 40392385, 80784770]

約数ペア:

[(1, 80784770), (2, 40392385), (5, 16156954), (10, 8078477), (11, 7344070), (19, 4251830), (22, 3672035), (38, 2125915), (55, 1468814), (95, 850366), (110, 734407), (190, 425183), (209, 386530), (418, 193265), (1045, 77306), (2090, 38653)]