83223280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 222289344

約数和(自身を除く): 139066064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 421, 560, 706, 842, 1412, 1684, 1765, 2105, 2471, 2824, 2947, 3368, 3530, 4210, 4942, 5648, 5894, 6736, 7060, 8420, 9884, 11788, 12355, 14120, 14735, 16840, 19768, 23576, 24710, 28240, 29470, 33680, 39536, 47152, 49420, 58940, 98840, 117880, 148613, 197680, 235760, 297226, 594452, 743065, 1040291, 1188904, 1486130, 2080582, 2377808, 2972260, 4161164, 5201455, 5944520, 8322328, 10402910, 11889040, 16644656, 20805820, 41611640, 83223280]

約数ペア:

[(1, 83223280), (2, 41611640), (4, 20805820), (5, 16644656), (7, 11889040), (8, 10402910), (10, 8322328), (14, 5944520), (16, 5201455), (20, 4161164), (28, 2972260), (35, 2377808), (40, 2080582), (56, 1486130), (70, 1188904), (80, 1040291), (112, 743065), (140, 594452), (280, 297226), (353, 235760), (421, 197680), (560, 148613), (706, 117880), (842, 98840), (1412, 58940), (1684, 49420), (1765, 47152), (2105, 39536), (2471, 33680), (2824, 29470), (2947, 28240), (3368, 24710), (3530, 23576), (4210, 19768), (4942, 16840), (5648, 14735), (5894, 14120), (6736, 12355), (7060, 11788), (8420, 9884)]