169699240

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21319}}^1$

素因数の和:21529

約数の個数: 32

約数和(自身を含む): 383760000

約数和(自身を除く): 214060760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 21319, 42638, 85276, 106595, 170552, 213190, 426380, 852760, 4242481, 8484962, 16969924, 21212405, 33939848, 42424810, 84849620, 169699240]

約数ペア:

[(1, 169699240), (2, 84849620), (4, 42424810), (5, 33939848), (8, 21212405), (10, 16969924), (20, 8484962), (40, 4242481), (199, 852760), (398, 426380), (796, 213190), (995, 170552), (1592, 106595), (1990, 85276), (3980, 42638), (7960, 21319)]