77519470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 163183248

約数和(自身を除く): 85663778

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 562, 563, 1126, 1405, 1967, 2810, 2815, 3934, 3941, 5630, 7882, 9835, 13769, 19670, 19705, 27538, 27587, 39410, 55174, 68845, 137690, 137935, 158203, 275870, 316406, 791015, 1107421, 1582030, 2214842, 5537105, 7751947, 11074210, 15503894, 38759735, 77519470]

約数ペア:

[(1, 77519470), (2, 38759735), (5, 15503894), (7, 11074210), (10, 7751947), (14, 5537105), (35, 2214842), (49, 1582030), (70, 1107421), (98, 791015), (245, 316406), (281, 275870), (490, 158203), (562, 137935), (563, 137690), (1126, 68845), (1405, 55174), (1967, 39410), (2810, 27587), (2815, 27538), (3934, 19705), (3941, 19670), (5630, 13769), (7882, 9835)]