65613808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{315451}}^1$

素因数の和:315472

約数の個数: 20

約数和(自身を含む): 136906168

約数和(自身を除く): 71292360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 315451, 630902, 1261804, 2523608, 4100863, 5047216, 8201726, 16403452, 32806904, 65613808]

約数ペア:

[(1, 65613808), (2, 32806904), (4, 16403452), (8, 8201726), (13, 5047216), (16, 4100863), (26, 2523608), (52, 1261804), (104, 630902), (208, 315451)]