255768860

素因数分解:

$2^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{8353}}^1$

素因数の和:9893

約数の個数: 24

約数和(自身を含む): 537529776

約数和(自身を除く): 281760916

約数列:

[1, 2, 4, 5, 10, 20, 1531, 3062, 6124, 7655, 8353, 15310, 16706, 30620, 33412, 41765, 83530, 167060, 12788443, 25576886, 51153772, 63942215, 127884430, 255768860]

約数ペア:

[(1, 255768860), (2, 127884430), (4, 63942215), (5, 51153772), (10, 25576886), (20, 12788443), (1531, 167060), (3062, 83530), (6124, 41765), (7655, 33412), (8353, 30620), (15310, 16706)]