200509745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 258626304

約数和(自身を除く): 58116559

約数列:

[1, 5, 23, 61, 101, 115, 283, 305, 505, 1403, 1415, 2323, 6161, 6509, 7015, 11615, 17263, 28583, 30805, 32545, 86315, 141703, 142915, 397049, 657409, 708515, 1743563, 1985245, 3287045, 8717815, 40101949, 200509745]

約数ペア:

[(1, 200509745), (5, 40101949), (23, 8717815), (61, 3287045), (101, 1985245), (115, 1743563), (283, 708515), (305, 657409), (505, 397049), (1403, 142915), (1415, 141703), (2323, 86315), (6161, 32545), (6509, 30805), (7015, 28583), (11615, 17263)]