78608080

素因数分解:

$2^4\times 5^1\times {\mathrm{593}}^1\times {\mathrm{1657}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 183182472

約数和(自身を除く): 104574392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 593, 1186, 1657, 2372, 2965, 3314, 4744, 5930, 6628, 8285, 9488, 11860, 13256, 16570, 23720, 26512, 33140, 47440, 66280, 132560, 982601, 1965202, 3930404, 4913005, 7860808, 9826010, 15721616, 19652020, 39304040, 78608080]

約数ペア:

[(1, 78608080), (2, 39304040), (4, 19652020), (5, 15721616), (8, 9826010), (10, 7860808), (16, 4913005), (20, 3930404), (40, 1965202), (80, 982601), (593, 132560), (1186, 66280), (1657, 47440), (2372, 33140), (2965, 26512), (3314, 23720), (4744, 16570), (5930, 13256), (6628, 11860), (8285, 9488)]