397459300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{859}}^1$

素因数の和:1541

約数の個数: 72

約数和(自身を含む): 988339520

約数和(自身を除く): 590880220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 661, 700, 859, 1322, 1718, 2644, 3305, 3436, 4295, 4627, 6013, 6610, 8590, 9254, 12026, 13220, 16525, 17180, 18508, 21475, 23135, 24052, 30065, 33050, 42950, 46270, 60130, 66100, 85900, 92540, 115675, 120260, 150325, 231350, 300650, 462700, 567799, 601300, 1135598, 2271196, 2838995, 3974593, 5677990, 7949186, 11355980, 14194975, 15898372, 19872965, 28389950, 39745930, 56779900, 79491860, 99364825, 198729650, 397459300]

約数ペア:

[(1, 397459300), (2, 198729650), (4, 99364825), (5, 79491860), (7, 56779900), (10, 39745930), (14, 28389950), (20, 19872965), (25, 15898372), (28, 14194975), (35, 11355980), (50, 7949186), (70, 5677990), (100, 3974593), (140, 2838995), (175, 2271196), (350, 1135598), (661, 601300), (700, 567799), (859, 462700), (1322, 300650), (1718, 231350), (2644, 150325), (3305, 120260), (3436, 115675), (4295, 92540), (4627, 85900), (6013, 66100), (6610, 60130), (8590, 46270), (9254, 42950), (12026, 33050), (13220, 30065), (16525, 24052), (17180, 23135), (18508, 21475)]