201328816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1579}}^1$

素因数の和:2213

約数の個数: 40

約数和(自身を含む): 421032080

約数和(自身を除く): 219703264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 613, 1226, 1579, 2452, 3158, 4904, 6316, 7969, 9808, 12632, 15938, 20527, 25264, 31876, 41054, 63752, 82108, 127504, 164216, 328432, 967927, 1935854, 3871708, 7743416, 12583051, 15486832, 25166102, 50332204, 100664408, 201328816]

約数ペア:

[(1, 201328816), (2, 100664408), (4, 50332204), (8, 25166102), (13, 15486832), (16, 12583051), (26, 7743416), (52, 3871708), (104, 1935854), (208, 967927), (613, 328432), (1226, 164216), (1579, 127504), (2452, 82108), (3158, 63752), (4904, 41054), (6316, 31876), (7969, 25264), (9808, 20527), (12632, 15938)]