65688560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2861}}^1$

素因数の和:2922

約数の個数: 80

約数和(自身を含む): 178863552

約数和(自身を除く): 113174992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2861, 2870, 3280, 4592, 5722, 5740, 11444, 11480, 14305, 20027, 22888, 22960, 28610, 40054, 45776, 57220, 80108, 100135, 114440, 117301, 160216, 200270, 228880, 234602, 320432, 400540, 469204, 586505, 801080, 821107, 938408, 1173010, 1602160, 1642214, 1876816, 2346020, 3284428, 4105535, 4692040, 6568856, 8211070, 9384080, 13137712, 16422140, 32844280, 65688560]

約数ペア:

[(1, 65688560), (2, 32844280), (4, 16422140), (5, 13137712), (7, 9384080), (8, 8211070), (10, 6568856), (14, 4692040), (16, 4105535), (20, 3284428), (28, 2346020), (35, 1876816), (40, 1642214), (41, 1602160), (56, 1173010), (70, 938408), (80, 821107), (82, 801080), (112, 586505), (140, 469204), (164, 400540), (205, 320432), (280, 234602), (287, 228880), (328, 200270), (410, 160216), (560, 117301), (574, 114440), (656, 100135), (820, 80108), (1148, 57220), (1435, 45776), (1640, 40054), (2296, 28610), (2861, 22960), (2870, 22888), (3280, 20027), (4592, 14305), (5722, 11480), (5740, 11444)]