78880695

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 129408192

約数和(自身を除く): 50527497

約数列:

[1, 3, 5, 15, 53, 159, 265, 313, 317, 795, 939, 951, 1565, 1585, 4695, 4755, 16589, 16801, 49767, 50403, 82945, 84005, 99221, 248835, 252015, 297663, 496105, 1488315, 5258713, 15776139, 26293565, 78880695]

約数ペア:

[(1, 78880695), (3, 26293565), (5, 15776139), (15, 5258713), (53, 1488315), (159, 496105), (265, 297663), (313, 252015), (317, 248835), (795, 99221), (939, 84005), (951, 82945), (1565, 50403), (1585, 49767), (4695, 16801), (4755, 16589)]