80278534

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3391}}^1$

素因数の和:3508

約数の個数: 32

約数和(自身を含む): 146534400

約数和(自身を除く): 66255866

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3382, 3391, 6782, 11837, 23674, 23737, 47474, 64429, 128858, 301799, 451003, 603598, 902006, 2112593, 4225186, 5734181, 11468362, 40139267, 80278534]

約数ペア:

[(1, 80278534), (2, 40139267), (7, 11468362), (14, 5734181), (19, 4225186), (38, 2112593), (89, 902006), (133, 603598), (178, 451003), (266, 301799), (623, 128858), (1246, 64429), (1691, 47474), (3382, 23737), (3391, 23674), (6782, 11837)]