80942620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3793}}^1$

素因数の和:3910

約数の個数: 48

約数和(自身を含む): 187393248

約数和(自身を除く): 106450628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 3793, 4268, 5335, 7586, 10670, 15172, 18965, 21340, 37930, 41723, 75860, 83446, 166892, 208615, 367921, 417230, 735842, 834460, 1471684, 1839605, 3679210, 4047131, 7358420, 8094262, 16188524, 20235655, 40471310, 80942620]

約数ペア:

[(1, 80942620), (2, 40471310), (4, 20235655), (5, 16188524), (10, 8094262), (11, 7358420), (20, 4047131), (22, 3679210), (44, 1839605), (55, 1471684), (97, 834460), (110, 735842), (194, 417230), (220, 367921), (388, 208615), (485, 166892), (970, 83446), (1067, 75860), (1940, 41723), (2134, 37930), (3793, 21340), (4268, 18965), (5335, 15172), (7586, 10670)]