69720016

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{82217}}^1$

素因数の和:82278

約数の個数: 20

約数和(自身を含む): 137632932

約数和(自身を除く): 67912916

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 82217, 164434, 328868, 657736, 1315472, 4357501, 8715002, 17430004, 34860008, 69720016]

約数ペア:

[(1, 69720016), (2, 34860008), (4, 17430004), (8, 8715002), (16, 4357501), (53, 1315472), (106, 657736), (212, 328868), (424, 164434), (848, 82217)]