25786310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 51767856

約数和(自身を除く): 25981546

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 121, 202, 211, 242, 422, 505, 605, 1010, 1055, 1111, 1210, 2110, 2222, 2321, 4642, 5555, 11110, 11605, 12221, 21311, 23210, 24442, 25531, 42622, 51062, 61105, 106555, 122210, 127655, 213110, 234421, 255310, 468842, 1172105, 2344210, 2578631, 5157262, 12893155, 25786310]

約数ペア:

[(1, 25786310), (2, 12893155), (5, 5157262), (10, 2578631), (11, 2344210), (22, 1172105), (55, 468842), (101, 255310), (110, 234421), (121, 213110), (202, 127655), (211, 122210), (242, 106555), (422, 61105), (505, 51062), (605, 42622), (1010, 25531), (1055, 24442), (1111, 23210), (1210, 21311), (2110, 12221), (2222, 11605), (2321, 11110), (4642, 5555)]