53816840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 153342720

約数和(自身を除く): 99525880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 101, 110, 140, 154, 173, 202, 220, 280, 308, 346, 385, 404, 440, 505, 616, 692, 707, 770, 808, 865, 1010, 1111, 1211, 1384, 1414, 1540, 1730, 1903, 2020, 2222, 2422, 2828, 3080, 3460, 3535, 3806, 4040, 4444, 4844, 5555, 5656, 6055, 6920, 7070, 7612, 7777, 8888, 9515, 9688, 11110, 12110, 13321, 14140, 15224, 15554, 17473, 19030, 22220, 24220, 26642, 28280, 31108, 34946, 38060, 38885, 44440, 48440, 53284, 62216, 66605, 69892, 76120, 77770, 87365, 106568, 122311, 133210, 139784, 155540, 174730, 192203, 244622, 266420, 311080, 349460, 384406, 489244, 532840, 611555, 698920, 768812, 961015, 978488, 1223110, 1345421, 1537624, 1922030, 2446220, 2690842, 3844060, 4892440, 5381684, 6727105, 7688120, 10763368, 13454210, 26908420, 53816840]

約数ペア:

[(1, 53816840), (2, 26908420), (4, 13454210), (5, 10763368), (7, 7688120), (8, 6727105), (10, 5381684), (11, 4892440), (14, 3844060), (20, 2690842), (22, 2446220), (28, 1922030), (35, 1537624), (40, 1345421), (44, 1223110), (55, 978488), (56, 961015), (70, 768812), (77, 698920), (88, 611555), (101, 532840), (110, 489244), (140, 384406), (154, 349460), (173, 311080), (202, 266420), (220, 244622), (280, 192203), (308, 174730), (346, 155540), (385, 139784), (404, 133210), (440, 122311), (505, 106568), (616, 87365), (692, 77770), (707, 76120), (770, 69892), (808, 66605), (865, 62216), (1010, 53284), (1111, 48440), (1211, 44440), (1384, 38885), (1414, 38060), (1540, 34946), (1730, 31108), (1903, 28280), (2020, 26642), (2222, 24220), (2422, 22220), (2828, 19030), (3080, 17473), (3460, 15554), (3535, 15224), (3806, 14140), (4040, 13321), (4444, 12110), (4844, 11110), (5555, 9688), (5656, 9515), (6055, 8888), (6920, 7777), (7070, 7612)]