26872175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 39580800

約数和(自身を除く): 12708625

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 139, 185, 209, 275, 407, 475, 695, 703, 925, 1045, 1529, 2035, 2641, 3475, 3515, 5143, 5225, 7645, 7733, 10175, 13205, 17575, 25715, 29051, 38225, 38665, 56573, 66025, 97717, 128575, 145255, 193325, 282865, 488585, 726275, 1074887, 1414325, 2442925, 5374435, 26872175]

約数ペア:

[(1, 26872175), (5, 5374435), (11, 2442925), (19, 1414325), (25, 1074887), (37, 726275), (55, 488585), (95, 282865), (139, 193325), (185, 145255), (209, 128575), (275, 97717), (407, 66025), (475, 56573), (695, 38665), (703, 38225), (925, 29051), (1045, 25715), (1529, 17575), (2035, 13205), (2641, 10175), (3475, 7733), (3515, 7645), (5143, 5225)]