2012654125

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{787}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 2581488000

約数和(自身を除く): 568833875

約数列:

[1, 5, 25, 41, 125, 205, 499, 787, 1025, 2495, 3935, 5125, 12475, 19675, 20459, 32267, 62375, 98375, 102295, 161335, 392713, 511475, 806675, 1963565, 2557375, 4033375, 9817825, 16101233, 49089125, 80506165, 402530825, 2012654125]

約数ペア:

[(1, 2012654125), (5, 402530825), (25, 80506165), (41, 49089125), (125, 16101233), (205, 9817825), (499, 4033375), (787, 2557375), (1025, 1963565), (2495, 806675), (3935, 511475), (5125, 392713), (12475, 161335), (19675, 102295), (20459, 98375), (32267, 62375)]