82705520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33349}}^1$

素因数の和:33393

約数の個数: 40

約数和(自身を含む): 198499200

約数和(自身を除く): 115793680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 33349, 66698, 133396, 166745, 266792, 333490, 533584, 666980, 1033819, 1333960, 2067638, 2667920, 4135276, 5169095, 8270552, 10338190, 16541104, 20676380, 41352760, 82705520]

約数ペア:

[(1, 82705520), (2, 41352760), (4, 20676380), (5, 16541104), (8, 10338190), (10, 8270552), (16, 5169095), (20, 4135276), (31, 2667920), (40, 2067638), (62, 1333960), (80, 1033819), (124, 666980), (155, 533584), (248, 333490), (310, 266792), (496, 166745), (620, 133396), (1240, 66698), (2480, 33349)]