90843170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 181130040

約数和(自身を除く): 90286870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 193, 242, 386, 389, 605, 778, 965, 1210, 1930, 1945, 2123, 3890, 4246, 4279, 8558, 10615, 21230, 21395, 23353, 42790, 46706, 47069, 75077, 94138, 116765, 150154, 233530, 235345, 375385, 470690, 750770, 825847, 1651694, 4129235, 8258470, 9084317, 18168634, 45421585, 90843170]

約数ペア:

[(1, 90843170), (2, 45421585), (5, 18168634), (10, 9084317), (11, 8258470), (22, 4129235), (55, 1651694), (110, 825847), (121, 750770), (193, 470690), (242, 375385), (386, 235345), (389, 233530), (605, 150154), (778, 116765), (965, 94138), (1210, 75077), (1930, 47069), (1945, 46706), (2123, 42790), (3890, 23353), (4246, 21395), (4279, 21230), (8558, 10615)]