68409488

素因数分解:

$2^4\times 7^2\times {\mathrm{87257}}^1$

素因数の和:87279

約数の個数: 30

約数和(自身を含む): 154184886

約数和(自身を除く): 85775398

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 87257, 174514, 349028, 610799, 698056, 1221598, 1396112, 2443196, 4275593, 4886392, 8551186, 9772784, 17102372, 34204744, 68409488]

約数ペア:

[(1, 68409488), (2, 34204744), (4, 17102372), (7, 9772784), (8, 8551186), (14, 4886392), (16, 4275593), (28, 2443196), (49, 1396112), (56, 1221598), (98, 698056), (112, 610799), (196, 349028), (392, 174514), (784, 87257)]