80782728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258919}}^1$

素因数の和:258941

約数の個数: 32

約数和(自身を含む): 217492800

約数和(自身を除く): 136710072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 258919, 517838, 776757, 1035676, 1553514, 2071352, 3107028, 3365947, 6214056, 6731894, 10097841, 13463788, 20195682, 26927576, 40391364, 80782728]

約数ペア:

[(1, 80782728), (2, 40391364), (3, 26927576), (4, 20195682), (6, 13463788), (8, 10097841), (12, 6731894), (13, 6214056), (24, 3365947), (26, 3107028), (39, 2071352), (52, 1553514), (78, 1035676), (104, 776757), (156, 517838), (312, 258919)]