25508560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 76495104

約数和(自身を除く): 50986544

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 80, 82, 88, 101, 110, 112, 140, 154, 164, 176, 202, 205, 220, 280, 287, 308, 328, 385, 404, 410, 440, 451, 505, 560, 574, 616, 656, 707, 770, 808, 820, 880, 902, 1010, 1111, 1148, 1232, 1414, 1435, 1540, 1616, 1640, 1804, 2020, 2222, 2255, 2296, 2828, 2870, 3080, 3157, 3280, 3535, 3608, 4040, 4141, 4444, 4510, 4592, 5555, 5656, 5740, 6160, 6314, 7070, 7216, 7777, 8080, 8282, 8888, 9020, 11110, 11312, 11480, 12628, 14140, 15554, 15785, 16564, 17776, 18040, 20705, 22220, 22960, 25256, 28280, 28987, 31108, 31570, 33128, 36080, 38885, 41410, 44440, 45551, 50512, 56560, 57974, 62216, 63140, 66256, 77770, 82820, 88880, 91102, 115948, 124432, 126280, 144935, 155540, 165640, 182204, 227755, 231896, 252560, 289870, 311080, 318857, 331280, 364408, 455510, 463792, 579740, 622160, 637714, 728816, 911020, 1159480, 1275428, 1594285, 1822040, 2318960, 2550856, 3188570, 3644080, 5101712, 6377140, 12754280, 25508560]

約数ペア:

[(1, 25508560), (2, 12754280), (4, 6377140), (5, 5101712), (7, 3644080), (8, 3188570), (10, 2550856), (11, 2318960), (14, 1822040), (16, 1594285), (20, 1275428), (22, 1159480), (28, 911020), (35, 728816), (40, 637714), (41, 622160), (44, 579740), (55, 463792), (56, 455510), (70, 364408), (77, 331280), (80, 318857), (82, 311080), (88, 289870), (101, 252560), (110, 231896), (112, 227755), (140, 182204), (154, 165640), (164, 155540), (176, 144935), (202, 126280), (205, 124432), (220, 115948), (280, 91102), (287, 88880), (308, 82820), (328, 77770), (385, 66256), (404, 63140), (410, 62216), (440, 57974), (451, 56560), (505, 50512), (560, 45551), (574, 44440), (616, 41410), (656, 38885), (707, 36080), (770, 33128), (808, 31570), (820, 31108), (880, 28987), (902, 28280), (1010, 25256), (1111, 22960), (1148, 22220), (1232, 20705), (1414, 18040), (1435, 17776), (1540, 16564), (1616, 15785), (1640, 15554), (1804, 14140), (2020, 12628), (2222, 11480), (2255, 11312), (2296, 11110), (2828, 9020), (2870, 8888), (3080, 8282), (3157, 8080), (3280, 7777), (3535, 7216), (3608, 7070), (4040, 6314), (4141, 6160), (4444, 5740), (4510, 5656), (4592, 5555)]