64699856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5869}}^1$

素因数の和:5943

約数の個数: 40

約数和(自身を含む): 137569320

約数和(自身を除く): 72869464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 5869, 11024, 11738, 23476, 46952, 76297, 93904, 152594, 305188, 311057, 610376, 622114, 1220752, 1244228, 2488456, 4043741, 4976912, 8087482, 16174964, 32349928, 64699856]

約数ペア:

[(1, 64699856), (2, 32349928), (4, 16174964), (8, 8087482), (13, 4976912), (16, 4043741), (26, 2488456), (52, 1244228), (53, 1220752), (104, 622114), (106, 610376), (208, 311057), (212, 305188), (424, 152594), (689, 93904), (848, 76297), (1378, 46952), (2756, 23476), (5512, 11738), (5869, 11024)]