257486530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{6203}}^1$

素因数の和:6810

約数の個数: 32

約数和(自身を含む): 530665344

約数和(自身を除く): 273178814

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 593, 1186, 2965, 4151, 5930, 6203, 8302, 12406, 20755, 31015, 41510, 43421, 62030, 86842, 217105, 434210, 3678379, 7356758, 18391895, 25748653, 36783790, 51497306, 128743265, 257486530]

約数ペア:

[(1, 257486530), (2, 128743265), (5, 51497306), (7, 36783790), (10, 25748653), (14, 18391895), (35, 7356758), (70, 3678379), (593, 434210), (1186, 217105), (2965, 86842), (4151, 62030), (5930, 43421), (6203, 41510), (8302, 31015), (12406, 20755)]