499716815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 711244800

約数和(自身を除く): 211527985

約数列:

[1, 5, 13, 19, 41, 65, 71, 95, 139, 205, 247, 355, 533, 695, 779, 923, 1235, 1349, 1807, 2641, 2665, 2911, 3895, 4615, 5699, 6745, 9035, 9869, 10127, 13205, 14555, 17537, 28495, 34333, 37843, 49345, 50635, 55309, 74087, 87685, 108281, 128297, 171665, 187511, 189215, 276545, 370435, 404629, 541405, 641485, 719017, 937555, 1407653, 2023145, 2437643, 3595085, 5260177, 7038265, 7687951, 12188215, 26300885, 38439755, 99943363, 499716815]

約数ペア:

[(1, 499716815), (5, 99943363), (13, 38439755), (19, 26300885), (41, 12188215), (65, 7687951), (71, 7038265), (95, 5260177), (139, 3595085), (205, 2437643), (247, 2023145), (355, 1407653), (533, 937555), (695, 719017), (779, 641485), (923, 541405), (1235, 404629), (1349, 370435), (1807, 276545), (2641, 189215), (2665, 187511), (2911, 171665), (3895, 128297), (4615, 108281), (5699, 87685), (6745, 74087), (9035, 55309), (9869, 50635), (10127, 49345), (13205, 37843), (14555, 34333), (17537, 28495)]