68492500

素因数分解:

$2^2\times 5^4\times {\mathrm{27397}}^1$

素因数の和:27421

約数の個数: 30

約数和(自身を含む): 149784866

約数和(自身を除く): 81292366

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 27397, 54794, 109588, 136985, 273970, 547940, 684925, 1369850, 2739700, 3424625, 6849250, 13698500, 17123125, 34246250, 68492500]

約数ペア:

[(1, 68492500), (2, 34246250), (4, 17123125), (5, 13698500), (10, 6849250), (20, 3424625), (25, 2739700), (50, 1369850), (100, 684925), (125, 547940), (250, 273970), (500, 136985), (625, 109588), (1250, 54794), (2500, 27397)]