85455575

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 108252000

約数和(自身を除く): 22796425

約数列:

[1, 5, 25, 89, 193, 199, 445, 965, 995, 2225, 4825, 4975, 17177, 17711, 38407, 85885, 88555, 192035, 429425, 442775, 960175, 3418223, 17091115, 85455575]

約数ペア:

[(1, 85455575), (5, 17091115), (25, 3418223), (89, 960175), (193, 442775), (199, 429425), (445, 192035), (965, 88555), (995, 85885), (2225, 38407), (4825, 17711), (4975, 17177)]