64139536

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{15971}}^1$

素因数の和:16230

約数の個数: 20

約数和(自身を含む): 124773264

約数和(自身を除く): 60633728

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 15971, 31942, 63884, 127768, 255536, 4008721, 8017442, 16034884, 32069768, 64139536]

約数ペア:

[(1, 64139536), (2, 32069768), (4, 16034884), (8, 8017442), (16, 4008721), (251, 255536), (502, 127768), (1004, 63884), (2008, 31942), (4016, 15971)]