208064450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1901}}^1$

素因数の和:2123

約数の個数: 48

約数和(自身を含む): 424526400

約数和(自身を除く): 216461950

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 199, 275, 398, 550, 995, 1901, 1990, 2189, 3802, 4378, 4975, 9505, 9950, 10945, 19010, 20911, 21890, 41822, 47525, 54725, 95050, 104555, 109450, 209110, 378299, 522775, 756598, 1045550, 1891495, 3782990, 4161289, 8322578, 9457475, 18914950, 20806445, 41612890, 104032225, 208064450]

約数ペア:

[(1, 208064450), (2, 104032225), (5, 41612890), (10, 20806445), (11, 18914950), (22, 9457475), (25, 8322578), (50, 4161289), (55, 3782990), (110, 1891495), (199, 1045550), (275, 756598), (398, 522775), (550, 378299), (995, 209110), (1901, 109450), (1990, 104555), (2189, 95050), (3802, 54725), (4378, 47525), (4975, 41822), (9505, 21890), (9950, 20911), (10945, 19010)]