66195140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1559}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 152530560

約数和(自身を除く): 86335420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1559, 1930, 2123, 3118, 3860, 4246, 6236, 7795, 8492, 10615, 15590, 17149, 21230, 31180, 34298, 42460, 68596, 85745, 171490, 300887, 342980, 601774, 1203548, 1504435, 3008870, 3309757, 6017740, 6619514, 13239028, 16548785, 33097570, 66195140]

約数ペア:

[(1, 66195140), (2, 33097570), (4, 16548785), (5, 13239028), (10, 6619514), (11, 6017740), (20, 3309757), (22, 3008870), (44, 1504435), (55, 1203548), (110, 601774), (193, 342980), (220, 300887), (386, 171490), (772, 85745), (965, 68596), (1559, 42460), (1930, 34298), (2123, 31180), (3118, 21230), (3860, 17149), (4246, 15590), (6236, 10615), (7795, 8492)]