139767975

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 260660400

約数和(自身を除く): 120892425

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 109, 123, 139, 205, 225, 327, 369, 417, 545, 615, 695, 981, 1025, 1251, 1635, 1845, 2085, 2725, 3075, 3475, 4469, 4905, 5699, 6255, 8175, 9225, 10425, 13407, 15151, 17097, 22345, 24525, 28495, 31275, 40221, 45453, 51291, 67035, 75755, 85485, 111725, 136359, 142475, 201105, 227265, 256455, 335175, 378775, 427425, 621191, 681795, 1005525, 1136325, 1282275, 1863573, 3105955, 3408975, 5590719, 9317865, 15529775, 27953595, 46589325, 139767975]

約数ペア:

[(1, 139767975), (3, 46589325), (5, 27953595), (9, 15529775), (15, 9317865), (25, 5590719), (41, 3408975), (45, 3105955), (75, 1863573), (109, 1282275), (123, 1136325), (139, 1005525), (205, 681795), (225, 621191), (327, 427425), (369, 378775), (417, 335175), (545, 256455), (615, 227265), (695, 201105), (981, 142475), (1025, 136359), (1251, 111725), (1635, 85485), (1845, 75755), (2085, 67035), (2725, 51291), (3075, 45453), (3475, 40221), (4469, 31275), (4905, 28495), (5699, 24525), (6255, 22345), (8175, 17097), (9225, 15151), (10425, 13407)]