2122250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 4285008

約数和(自身を除く): 2162758

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 653, 1306, 1625, 3250, 3265, 6530, 8489, 16325, 16978, 32650, 42445, 81625, 84890, 163250, 212225, 424450, 1061125, 2122250]

約数ペア:

[(1, 2122250), (2, 1061125), (5, 424450), (10, 212225), (13, 163250), (25, 84890), (26, 81625), (50, 42445), (65, 32650), (125, 16978), (130, 16325), (250, 8489), (325, 6530), (650, 3265), (653, 3250), (1306, 1625)]