208080535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{78079}}^1$

素因数の和:78138

約数の個数: 16

約数和(自身を含む): 275466240

約数和(自身を除く): 67385705

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 78079, 390395, 1015027, 3201239, 5075135, 16006195, 41616107, 208080535]

約数ペア:

[(1, 208080535), (5, 41616107), (13, 16006195), (41, 5075135), (65, 3201239), (205, 1015027), (533, 390395), (2665, 78079)]