20174857025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{186761}}^1$

素因数の和:186949

約数の個数: 24

約数和(自身を含む): 26053299000

約数和(自身を除く): 5878441975

約数列:

[1, 5, 25, 29, 145, 149, 725, 745, 3725, 4321, 21605, 108025, 186761, 933805, 4669025, 5416069, 27080345, 27827389, 135401725, 139136945, 695684725, 806994281, 4034971405, 20174857025]

約数ペア:

[(1, 20174857025), (5, 4034971405), (25, 806994281), (29, 695684725), (145, 139136945), (149, 135401725), (725, 27827389), (745, 27080345), (3725, 5416069), (4321, 4669025), (21605, 933805), (108025, 186761)]