107774500

素因数分解:

$2^2\times 5^3\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 236396160

約数和(自身を除く): 128621660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 439, 491, 500, 878, 982, 1756, 1964, 2195, 2455, 4390, 4910, 8780, 9820, 10975, 12275, 21950, 24550, 43900, 49100, 54875, 61375, 109750, 122750, 215549, 219500, 245500, 431098, 862196, 1077745, 2155490, 4310980, 5388725, 10777450, 21554900, 26943625, 53887250, 107774500]

約数ペア:

[(1, 107774500), (2, 53887250), (4, 26943625), (5, 21554900), (10, 10777450), (20, 5388725), (25, 4310980), (50, 2155490), (100, 1077745), (125, 862196), (250, 431098), (439, 245500), (491, 219500), (500, 215549), (878, 122750), (982, 109750), (1756, 61375), (1964, 54875), (2195, 49100), (2455, 43900), (4390, 24550), (4910, 21950), (8780, 12275), (9820, 10975)]