66511744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{39971}}^1$

素因数の和:39998

約数の個数: 32

約数和(自身を含む): 142700040

約数和(自身を除く): 76188296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 39971, 79942, 159884, 319768, 519623, 639536, 1039246, 1279072, 2078492, 2558144, 4156984, 5116288, 8313968, 16627936, 33255872, 66511744]

約数ペア:

[(1, 66511744), (2, 33255872), (4, 16627936), (8, 8313968), (13, 5116288), (16, 4156984), (26, 2558144), (32, 2078492), (52, 1279072), (64, 1039246), (104, 639536), (128, 519623), (208, 319768), (416, 159884), (832, 79942), (1664, 39971)]