49721975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 65864832

約数和(自身を除く): 16142857

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 989, 1075, 2011, 4945, 10055, 24725, 46253, 50275, 86473, 231265, 432365, 1156325, 1988879, 2161825, 9944395, 49721975]

約数ペア:

[(1, 49721975), (5, 9944395), (23, 2161825), (25, 1988879), (43, 1156325), (115, 432365), (215, 231265), (575, 86473), (989, 50275), (1075, 46253), (2011, 24725), (4945, 10055)]