275403560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{547}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 638003520

約数和(自身を除く): 362599960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 307, 328, 410, 547, 614, 820, 1094, 1228, 1535, 1640, 2188, 2456, 2735, 3070, 4376, 5470, 6140, 10940, 12280, 12587, 21880, 22427, 25174, 44854, 50348, 62935, 89708, 100696, 112135, 125870, 167929, 179416, 224270, 251740, 335858, 448540, 503480, 671716, 839645, 897080, 1343432, 1679290, 3358580, 6717160, 6885089, 13770178, 27540356, 34425445, 55080712, 68850890, 137701780, 275403560]

約数ペア:

[(1, 275403560), (2, 137701780), (4, 68850890), (5, 55080712), (8, 34425445), (10, 27540356), (20, 13770178), (40, 6885089), (41, 6717160), (82, 3358580), (164, 1679290), (205, 1343432), (307, 897080), (328, 839645), (410, 671716), (547, 503480), (614, 448540), (820, 335858), (1094, 251740), (1228, 224270), (1535, 179416), (1640, 167929), (2188, 125870), (2456, 112135), (2735, 100696), (3070, 89708), (4376, 62935), (5470, 50348), (6140, 44854), (10940, 25174), (12280, 22427), (12587, 21880)]