2017612675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2447}}^1$

素因数の和:2572

約数の個数: 48

約数和(自身を含む): 2804820480

約数和(自身を除く): 787207805

約数列:

[1, 5, 13, 25, 43, 59, 65, 215, 295, 325, 559, 767, 1075, 1475, 2447, 2537, 2795, 3835, 12235, 12685, 13975, 19175, 31811, 32981, 61175, 63425, 105221, 144373, 159055, 164905, 526105, 721865, 795275, 824525, 1367873, 1876849, 2630525, 3609325, 6208039, 6839365, 9384245, 31040195, 34196825, 46921225, 80704507, 155200975, 403522535, 2017612675]

約数ペア:

[(1, 2017612675), (5, 403522535), (13, 155200975), (25, 80704507), (43, 46921225), (59, 34196825), (65, 31040195), (215, 9384245), (295, 6839365), (325, 6208039), (559, 3609325), (767, 2630525), (1075, 1876849), (1475, 1367873), (2447, 824525), (2537, 795275), (2795, 721865), (3835, 526105), (12235, 164905), (12685, 159055), (13975, 144373), (19175, 105221), (31811, 63425), (32981, 61175)]