2008033425

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 3719996280

約数和(自身を除く): 1711962855

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 109, 123, 205, 225, 327, 369, 545, 615, 981, 1025, 1635, 1845, 1997, 2725, 3075, 4469, 4905, 5991, 8175, 9225, 9985, 13407, 17973, 22345, 24525, 29955, 40221, 49925, 67035, 81877, 89865, 111725, 149775, 201105, 217673, 245631, 335175, 409385, 449325, 653019, 736893, 1005525, 1088365, 1228155, 1959057, 2046925, 3265095, 3684465, 5441825, 6140775, 8924593, 9795285, 16325475, 18422325, 26773779, 44622965, 48976425, 80321337, 133868895, 223114825, 401606685, 669344475, 2008033425]

約数ペア:

[(1, 2008033425), (3, 669344475), (5, 401606685), (9, 223114825), (15, 133868895), (25, 80321337), (41, 48976425), (45, 44622965), (75, 26773779), (109, 18422325), (123, 16325475), (205, 9795285), (225, 8924593), (327, 6140775), (369, 5441825), (545, 3684465), (615, 3265095), (981, 2046925), (1025, 1959057), (1635, 1228155), (1845, 1088365), (1997, 1005525), (2725, 736893), (3075, 653019), (4469, 449325), (4905, 409385), (5991, 335175), (8175, 245631), (9225, 217673), (9985, 201105), (13407, 149775), (17973, 111725), (22345, 89865), (24525, 81877), (29955, 67035), (40221, 49925)]