85187740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6563}}^1$

素因数の和:6642

約数の個数: 48

約数和(自身を含む): 198495360

約数和(自身を除く): 113307620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 6563, 12980, 13126, 26252, 32815, 65630, 72193, 131260, 144386, 288772, 360965, 387217, 721930, 774434, 1443860, 1548868, 1936085, 3872170, 4259387, 7744340, 8518774, 17037548, 21296935, 42593870, 85187740]

約数ペア:

[(1, 85187740), (2, 42593870), (4, 21296935), (5, 17037548), (10, 8518774), (11, 7744340), (20, 4259387), (22, 3872170), (44, 1936085), (55, 1548868), (59, 1443860), (110, 774434), (118, 721930), (220, 387217), (236, 360965), (295, 288772), (590, 144386), (649, 131260), (1180, 72193), (1298, 65630), (2596, 32815), (3245, 26252), (6490, 13126), (6563, 12980)]