80351390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27997}}^1$

素因数の和:28052

約数の個数: 32

約数和(自身を含む): 169331904

約数和(自身を除く): 88980514

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 27997, 55994, 139985, 195979, 279970, 391958, 979895, 1147877, 1959790, 2295754, 5739385, 8035139, 11478770, 16070278, 40175695, 80351390]

約数ペア:

[(1, 80351390), (2, 40175695), (5, 16070278), (7, 11478770), (10, 8035139), (14, 5739385), (35, 2295754), (41, 1959790), (70, 1147877), (82, 979895), (205, 391958), (287, 279970), (410, 195979), (574, 139985), (1435, 55994), (2870, 27997)]