66486475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 93674560

約数和(自身を除く): 27188085

約数列:

[1, 5, 11, 25, 31, 55, 121, 155, 275, 341, 605, 709, 775, 1705, 3025, 3545, 3751, 7799, 8525, 17725, 18755, 21979, 38995, 85789, 93775, 109895, 194975, 241769, 428945, 549475, 1208845, 2144725, 2659459, 6044225, 13297295, 66486475]

約数ペア:

[(1, 66486475), (5, 13297295), (11, 6044225), (25, 2659459), (31, 2144725), (55, 1208845), (121, 549475), (155, 428945), (275, 241769), (341, 194975), (605, 109895), (709, 93775), (775, 85789), (1705, 38995), (3025, 21979), (3545, 18755), (3751, 17725), (7799, 8525)]