78858728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1583}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 159667200

約数和(自身を除く): 80808472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 479, 958, 1583, 1916, 3166, 3832, 6227, 6332, 12454, 12664, 20579, 24908, 41158, 49816, 82316, 164632, 758257, 1516514, 3033028, 6066056, 9857341, 19714682, 39429364, 78858728]

約数ペア:

[(1, 78858728), (2, 39429364), (4, 19714682), (8, 9857341), (13, 6066056), (26, 3033028), (52, 1516514), (104, 758257), (479, 164632), (958, 82316), (1583, 49816), (1916, 41158), (3166, 24908), (3832, 20579), (6227, 12664), (6332, 12454)]