128682496

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2124

約数の個数: 40

約数和(自身を含む): 259269120

約数和(自身を除く): 130586624

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1979, 2032, 3958, 4064, 7916, 8128, 15832, 16256, 31664, 32512, 63328, 65024, 126656, 251333, 253312, 502666, 506624, 1005332, 1013248, 2010664, 4021328, 8042656, 16085312, 32170624, 64341248, 128682496]

約数ペア:

[(1, 128682496), (2, 64341248), (4, 32170624), (8, 16085312), (16, 8042656), (32, 4021328), (64, 2010664), (127, 1013248), (128, 1005332), (254, 506624), (256, 502666), (508, 253312), (512, 251333), (1016, 126656), (1979, 65024), (2032, 63328), (3958, 32512), (4064, 31664), (7916, 16256), (8128, 15832)]