51600016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{248077}}^1$

素因数の和:248098

約数の個数: 20

約数和(自身を含む): 107665852

約数和(自身を除く): 56065836

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 248077, 496154, 992308, 1984616, 3225001, 3969232, 6450002, 12900004, 25800008, 51600016]

約数ペア:

[(1, 51600016), (2, 25800008), (4, 12900004), (8, 6450002), (13, 3969232), (16, 3225001), (26, 1984616), (52, 992308), (104, 496154), (208, 248077)]