49992724

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 93611700

約数和(自身を除く): 43618976

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 361, 389, 722, 778, 1444, 1556, 1691, 3382, 6764, 7391, 14782, 29564, 32129, 34621, 64258, 69242, 128516, 138484, 140429, 280858, 561716, 657799, 1315598, 2631196, 12498181, 24996362, 49992724]

約数ペア:

[(1, 49992724), (2, 24996362), (4, 12498181), (19, 2631196), (38, 1315598), (76, 657799), (89, 561716), (178, 280858), (356, 140429), (361, 138484), (389, 128516), (722, 69242), (778, 64258), (1444, 34621), (1556, 32129), (1691, 29564), (3382, 14782), (6764, 7391)]