64806976

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{77893}}^1$

素因数の和:77918

約数の個数: 28

約数和(自身を含む): 138495532

約数和(自身を除く): 73688556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 77893, 155786, 311572, 623144, 1012609, 1246288, 2025218, 2492576, 4050436, 4985152, 8100872, 16201744, 32403488, 64806976]

約数ペア:

[(1, 64806976), (2, 32403488), (4, 16201744), (8, 8100872), (13, 4985152), (16, 4050436), (26, 2492576), (32, 2025218), (52, 1246288), (64, 1012609), (104, 623144), (208, 311572), (416, 155786), (832, 77893)]