42561880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62591}}^1$

素因数の和:62619

約数の個数: 32

約数和(自身を含む): 101399040

約数和(自身を除く): 58837160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 62591, 125182, 250364, 312955, 500728, 625910, 1064047, 1251820, 2128094, 2503640, 4256188, 5320235, 8512376, 10640470, 21280940, 42561880]

約数ペア:

[(1, 42561880), (2, 21280940), (4, 10640470), (5, 8512376), (8, 5320235), (10, 4256188), (17, 2503640), (20, 2128094), (34, 1251820), (40, 1064047), (68, 625910), (85, 500728), (136, 312955), (170, 250364), (340, 125182), (680, 62591)]