2055565525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 2836624000

約数和(自身を除く): 781058475

約数列:

[1, 5, 13, 25, 37, 65, 185, 199, 325, 481, 859, 925, 995, 2405, 2587, 4295, 4975, 7363, 11167, 12025, 12935, 21475, 31783, 36815, 55835, 64675, 95719, 158915, 170941, 184075, 279175, 413179, 478595, 794575, 854705, 2065895, 2222233, 2392975, 4273525, 6324817, 10329475, 11111165, 31624085, 55555825, 82222621, 158120425, 411113105, 2055565525]

約数ペア:

[(1, 2055565525), (5, 411113105), (13, 158120425), (25, 82222621), (37, 55555825), (65, 31624085), (185, 11111165), (199, 10329475), (325, 6324817), (481, 4273525), (859, 2392975), (925, 2222233), (995, 2065895), (2405, 854705), (2587, 794575), (4295, 478595), (4975, 413179), (7363, 279175), (11167, 184075), (12025, 170941), (12935, 158915), (21475, 95719), (31783, 64675), (36815, 55835)]