91910650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 72

約数和(自身を含む): 188910900

約数和(自身を除く): 97000250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 149, 169, 298, 325, 338, 365, 650, 730, 745, 845, 949, 1490, 1690, 1825, 1898, 1937, 3650, 3725, 3874, 4225, 4745, 7450, 8450, 9490, 9685, 10877, 12337, 19370, 21754, 23725, 24674, 25181, 47450, 48425, 50362, 54385, 61685, 96850, 108770, 123370, 125905, 141401, 251810, 271925, 282802, 308425, 543850, 616850, 629525, 707005, 1259050, 1414010, 1838213, 3535025, 3676426, 7070050, 9191065, 18382130, 45955325, 91910650]

約数ペア:

[(1, 91910650), (2, 45955325), (5, 18382130), (10, 9191065), (13, 7070050), (25, 3676426), (26, 3535025), (50, 1838213), (65, 1414010), (73, 1259050), (130, 707005), (146, 629525), (149, 616850), (169, 543850), (298, 308425), (325, 282802), (338, 271925), (365, 251810), (650, 141401), (730, 125905), (745, 123370), (845, 108770), (949, 96850), (1490, 61685), (1690, 54385), (1825, 50362), (1898, 48425), (1937, 47450), (3650, 25181), (3725, 24674), (3874, 23725), (4225, 21754), (4745, 19370), (7450, 12337), (8450, 10877), (9490, 9685)]