2581750

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 5054400

約数和(自身を除く): 2472650

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 449, 575, 898, 1150, 2245, 2875, 4490, 5750, 10327, 11225, 20654, 22450, 51635, 56125, 103270, 112250, 258175, 516350, 1290875, 2581750]

約数ペア:

[(1, 2581750), (2, 1290875), (5, 516350), (10, 258175), (23, 112250), (25, 103270), (46, 56125), (50, 51635), (115, 22450), (125, 20654), (230, 11225), (250, 10327), (449, 5750), (575, 4490), (898, 2875), (1150, 2245)]