84325520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 205486848

約数和(自身を除く): 121161328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 547, 656, 752, 820, 940, 1094, 1640, 1880, 1927, 2188, 2735, 3280, 3760, 3854, 4376, 5470, 7708, 8752, 9635, 10940, 15416, 19270, 21880, 22427, 25709, 30832, 38540, 43760, 44854, 51418, 77080, 89708, 102836, 112135, 128545, 154160, 179416, 205672, 224270, 257090, 358832, 411344, 448540, 514180, 897080, 1028360, 1054069, 1794160, 2056720, 2108138, 4216276, 5270345, 8432552, 10540690, 16865104, 21081380, 42162760, 84325520]

約数ペア:

[(1, 84325520), (2, 42162760), (4, 21081380), (5, 16865104), (8, 10540690), (10, 8432552), (16, 5270345), (20, 4216276), (40, 2108138), (41, 2056720), (47, 1794160), (80, 1054069), (82, 1028360), (94, 897080), (164, 514180), (188, 448540), (205, 411344), (235, 358832), (328, 257090), (376, 224270), (410, 205672), (470, 179416), (547, 154160), (656, 128545), (752, 112135), (820, 102836), (940, 89708), (1094, 77080), (1640, 51418), (1880, 44854), (1927, 43760), (2188, 38540), (2735, 30832), (3280, 25709), (3760, 22427), (3854, 21880), (4376, 19270), (5470, 15416), (7708, 10940), (8752, 9635)]