28756076752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5441}}^1\times {\mathrm{25409}}^1$

素因数の和:30871

約数の個数: 40

約数和(自身を含む): 60014049480

約数和(自身を除く): 31257972728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5441, 10882, 21764, 25409, 43528, 50818, 70733, 87056, 101636, 141466, 203272, 282932, 330317, 406544, 565864, 660634, 1131728, 1321268, 2642536, 5285072, 138250369, 276500738, 553001476, 1106002952, 1797254797, 2212005904, 3594509594, 7189019188, 14378038376, 28756076752]

約数ペア:

[(1, 28756076752), (2, 14378038376), (4, 7189019188), (8, 3594509594), (13, 2212005904), (16, 1797254797), (26, 1106002952), (52, 553001476), (104, 276500738), (208, 138250369), (5441, 5285072), (10882, 2642536), (21764, 1321268), (25409, 1131728), (43528, 660634), (50818, 565864), (70733, 406544), (87056, 330317), (101636, 282932), (141466, 203272)]