257862530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1\times {\mathrm{929}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 476688240

約数和(自身を除く): 218825710

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 677, 929, 1354, 1858, 3385, 4645, 6770, 9290, 27757, 38089, 55514, 76178, 138785, 190445, 277570, 380890, 628933, 1257866, 3144665, 6289330, 25786253, 51572506, 128931265, 257862530]

約数ペア:

[(1, 257862530), (2, 128931265), (5, 51572506), (10, 25786253), (41, 6289330), (82, 3144665), (205, 1257866), (410, 628933), (677, 380890), (929, 277570), (1354, 190445), (1858, 138785), (3385, 76178), (4645, 55514), (6770, 38089), (9290, 27757)]