204678272

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{8117}}^1$

素因数の和:8328

約数の個数: 32

約数和(自身を含む): 409877820

約数和(自身を除く): 205199548

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 3152, 6304, 8117, 12608, 16234, 25216, 32468, 64936, 129872, 259744, 519488, 1038976, 1599049, 3198098, 6396196, 12792392, 25584784, 51169568, 102339136, 204678272]

約数ペア:

[(1, 204678272), (2, 102339136), (4, 51169568), (8, 25584784), (16, 12792392), (32, 6396196), (64, 3198098), (128, 1599049), (197, 1038976), (394, 519488), (788, 259744), (1576, 129872), (3152, 64936), (6304, 32468), (8117, 25216), (12608, 16234)]