74197575

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7669}}^1$

素因数の和:7728

約数の個数: 36

約数和(自身を含む): 136004440

約数和(自身を除く): 61806865

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 7669, 9675, 23007, 38345, 69021, 115035, 191725, 329767, 345105, 575175, 989301, 1648835, 1725525, 2967903, 4946505, 8244175, 14839515, 24732525, 74197575]

約数ペア:

[(1, 74197575), (3, 24732525), (5, 14839515), (9, 8244175), (15, 4946505), (25, 2967903), (43, 1725525), (45, 1648835), (75, 989301), (129, 575175), (215, 345105), (225, 329767), (387, 191725), (645, 115035), (1075, 69021), (1935, 38345), (3225, 23007), (7669, 9675)]