79846780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307103}}^1$

素因数の和:307125

約数の個数: 24

約数和(自身を含む): 180577152

約数和(自身を除く): 100730372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307103, 614206, 1228412, 1535515, 3071030, 3992339, 6142060, 7984678, 15969356, 19961695, 39923390, 79846780]

約数ペア:

[(1, 79846780), (2, 39923390), (4, 19961695), (5, 15969356), (10, 7984678), (13, 6142060), (20, 3992339), (26, 3071030), (52, 1535515), (65, 1228412), (130, 614206), (260, 307103)]