78039676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 164749760

約数和(自身を除く): 86710084

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 79, 121, 143, 157, 158, 242, 286, 314, 316, 484, 572, 628, 869, 1027, 1573, 1727, 1738, 2041, 2054, 3146, 3454, 3476, 4082, 4108, 6292, 6908, 8164, 9559, 11297, 12403, 18997, 19118, 22451, 22594, 24806, 37994, 38236, 44902, 45188, 49612, 75988, 89804, 124267, 136433, 161239, 246961, 248534, 272866, 322478, 493922, 497068, 545732, 644956, 987844, 1500763, 1773629, 3001526, 3547258, 6003052, 7094516, 19509919, 39019838, 78039676]

約数ペア:

[(1, 78039676), (2, 39019838), (4, 19509919), (11, 7094516), (13, 6003052), (22, 3547258), (26, 3001526), (44, 1773629), (52, 1500763), (79, 987844), (121, 644956), (143, 545732), (157, 497068), (158, 493922), (242, 322478), (286, 272866), (314, 248534), (316, 246961), (484, 161239), (572, 136433), (628, 124267), (869, 89804), (1027, 75988), (1573, 49612), (1727, 45188), (1738, 44902), (2041, 38236), (2054, 37994), (3146, 24806), (3454, 22594), (3476, 22451), (4082, 19118), (4108, 18997), (6292, 12403), (6908, 11297), (8164, 9559)]