19269638975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{28751}}^1$

素因数の和:28880

約数の個数: 48

約数和(自身を含む): 26953274880

約数和(自身を除く): 7683635905

約数列:

[1, 5, 17, 19, 25, 83, 85, 95, 323, 415, 425, 475, 1411, 1577, 1615, 2075, 7055, 7885, 8075, 26809, 28751, 35275, 39425, 134045, 143755, 488767, 546269, 670225, 718775, 2386333, 2443835, 2731345, 9286573, 11931665, 12219175, 13656725, 40567661, 45340327, 46432865, 59658325, 202838305, 226701635, 232164325, 770785559, 1014191525, 1133508175, 3853927795, 19269638975]

約数ペア:

[(1, 19269638975), (5, 3853927795), (17, 1133508175), (19, 1014191525), (25, 770785559), (83, 232164325), (85, 226701635), (95, 202838305), (323, 59658325), (415, 46432865), (425, 45340327), (475, 40567661), (1411, 13656725), (1577, 12219175), (1615, 11931665), (2075, 9286573), (7055, 2731345), (7885, 2443835), (8075, 2386333), (26809, 718775), (28751, 670225), (35275, 546269), (39425, 488767), (134045, 143755)]