85190680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 203148000

約数和(自身を除く): 117957320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 197, 380, 394, 569, 760, 788, 985, 1138, 1576, 1970, 2276, 2845, 3743, 3940, 4552, 5690, 7486, 7880, 10811, 11380, 14972, 18715, 21622, 22760, 29944, 37430, 43244, 54055, 74860, 86488, 108110, 112093, 149720, 216220, 224186, 432440, 448372, 560465, 896744, 1120930, 2129767, 2241860, 4259534, 4483720, 8519068, 10648835, 17038136, 21297670, 42595340, 85190680]

約数ペア:

[(1, 85190680), (2, 42595340), (4, 21297670), (5, 17038136), (8, 10648835), (10, 8519068), (19, 4483720), (20, 4259534), (38, 2241860), (40, 2129767), (76, 1120930), (95, 896744), (152, 560465), (190, 448372), (197, 432440), (380, 224186), (394, 216220), (569, 149720), (760, 112093), (788, 108110), (985, 86488), (1138, 74860), (1576, 54055), (1970, 43244), (2276, 37430), (2845, 29944), (3743, 22760), (3940, 21622), (4552, 18715), (5690, 14972), (7486, 11380), (7880, 10811)]