80195710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{49811}}^1$

素因数の和:49848

約数の個数: 32

約数和(自身を含む): 172150272

約数和(自身を除く): 91954562

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 49811, 99622, 249055, 348677, 498110, 697354, 1145653, 1743385, 2291306, 3486770, 5728265, 8019571, 11456530, 16039142, 40097855, 80195710]

約数ペア:

[(1, 80195710), (2, 40097855), (5, 16039142), (7, 11456530), (10, 8019571), (14, 5728265), (23, 3486770), (35, 2291306), (46, 1743385), (70, 1145653), (115, 697354), (161, 498110), (230, 348677), (322, 249055), (805, 99622), (1610, 49811)]