281640208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{1627}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 565241600

約数和(自身を除く): 283601392

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 349, 496, 698, 1396, 1627, 2792, 3254, 5584, 6508, 10819, 13016, 21638, 26032, 43276, 50437, 86552, 100874, 173104, 201748, 403496, 567823, 806992, 1135646, 2271292, 4542584, 9085168, 17602513, 35205026, 70410052, 140820104, 281640208]

約数ペア:

[(1, 281640208), (2, 140820104), (4, 70410052), (8, 35205026), (16, 17602513), (31, 9085168), (62, 4542584), (124, 2271292), (248, 1135646), (349, 806992), (496, 567823), (698, 403496), (1396, 201748), (1627, 173104), (2792, 100874), (3254, 86552), (5584, 50437), (6508, 43276), (10819, 26032), (13016, 21638)]