64430896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{129901}}^1$

素因数の和:129940

約数の個数: 20

約数和(自身を含む): 128862784

約数和(自身を除く): 64431888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 129901, 259802, 519604, 1039208, 2078416, 4026931, 8053862, 16107724, 32215448, 64430896]

約数ペア:

[(1, 64430896), (2, 32215448), (4, 16107724), (8, 8053862), (16, 4026931), (31, 2078416), (62, 1039208), (124, 519604), (248, 259802), (496, 129901)]