42406900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{2131}}^1$

素因数の和:2344

約数の個数: 36

約数和(自身を含む): 92528800

約数和(自身を除く): 50121900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 2131, 3980, 4262, 4975, 8524, 9950, 10655, 19900, 21310, 42620, 53275, 106550, 213100, 424069, 848138, 1696276, 2120345, 4240690, 8481380, 10601725, 21203450, 42406900]

約数ペア:

[(1, 42406900), (2, 21203450), (4, 10601725), (5, 8481380), (10, 4240690), (20, 2120345), (25, 1696276), (50, 848138), (100, 424069), (199, 213100), (398, 106550), (796, 53275), (995, 42620), (1990, 21310), (2131, 19900), (3980, 10655), (4262, 9950), (4975, 8524)]