81104175

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3307}}^1$

素因数の和:3432

約数の個数: 36

約数和(自身を含む): 146643640

約数和(自身を除く): 65539465

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 225, 327, 545, 981, 1635, 2725, 3307, 4905, 8175, 9921, 16535, 24525, 29763, 49605, 82675, 148815, 248025, 360463, 744075, 1081389, 1802315, 3244167, 5406945, 9011575, 16220835, 27034725, 81104175]

約数ペア:

[(1, 81104175), (3, 27034725), (5, 16220835), (9, 9011575), (15, 5406945), (25, 3244167), (45, 1802315), (75, 1081389), (109, 744075), (225, 360463), (327, 248025), (545, 148815), (981, 82675), (1635, 49605), (2725, 29763), (3307, 24525), (4905, 16535), (8175, 9921)]