128972470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{28597}}^1$

素因数の和:28656

約数の個数: 32

約数和(自身を含む): 259441056

約数和(自身を除く): 130468586

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 28597, 57194, 142985, 285970, 314567, 629134, 1172477, 1572835, 2344954, 3145670, 5862385, 11724770, 12897247, 25794494, 64486235, 128972470]

約数ペア:

[(1, 128972470), (2, 64486235), (5, 25794494), (10, 12897247), (11, 11724770), (22, 5862385), (41, 3145670), (55, 2344954), (82, 1572835), (110, 1172477), (205, 629134), (410, 314567), (451, 285970), (902, 142985), (2255, 57194), (4510, 28597)]