64696528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311041}}^1$

素因数の和:311062

約数の個数: 20

約数和(自身を含む): 134992228

約数和(自身を除く): 70295700

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311041, 622082, 1244164, 2488328, 4043533, 4976656, 8087066, 16174132, 32348264, 64696528]

約数ペア:

[(1, 64696528), (2, 32348264), (4, 16174132), (8, 8087066), (13, 4976656), (16, 4043533), (26, 2488328), (52, 1244164), (104, 622082), (208, 311041)]