61818160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 150740352

約数和(自身を除く): 88922192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 205, 235, 328, 376, 401, 410, 470, 656, 752, 802, 820, 940, 1604, 1640, 1880, 1927, 2005, 3208, 3280, 3760, 3854, 4010, 6416, 7708, 8020, 9635, 15416, 16040, 16441, 18847, 19270, 30832, 32080, 32882, 37694, 38540, 65764, 75388, 77080, 82205, 94235, 131528, 150776, 154160, 164410, 188470, 263056, 301552, 328820, 376940, 657640, 753880, 772727, 1315280, 1507760, 1545454, 3090908, 3863635, 6181816, 7727270, 12363632, 15454540, 30909080, 61818160]

約数ペア:

[(1, 61818160), (2, 30909080), (4, 15454540), (5, 12363632), (8, 7727270), (10, 6181816), (16, 3863635), (20, 3090908), (40, 1545454), (41, 1507760), (47, 1315280), (80, 772727), (82, 753880), (94, 657640), (164, 376940), (188, 328820), (205, 301552), (235, 263056), (328, 188470), (376, 164410), (401, 154160), (410, 150776), (470, 131528), (656, 94235), (752, 82205), (802, 77080), (820, 75388), (940, 65764), (1604, 38540), (1640, 37694), (1880, 32882), (1927, 32080), (2005, 30832), (3208, 19270), (3280, 18847), (3760, 16441), (3854, 16040), (4010, 15416), (6416, 9635), (7708, 8020)]