78548452

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{701}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 139459320

約数和(自身を除く): 60910868

約数列:

[1, 2, 4, 109, 218, 257, 436, 514, 701, 1028, 1402, 2804, 28013, 56026, 76409, 112052, 152818, 180157, 305636, 360314, 720628, 19637113, 39274226, 78548452]

約数ペア:

[(1, 78548452), (2, 39274226), (4, 19637113), (109, 720628), (218, 360314), (257, 305636), (436, 180157), (514, 152818), (701, 112052), (1028, 76409), (1402, 56026), (2804, 28013)]