68722978448

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{252658009}}^1$

素因数の和:252658034

約数の個数: 20

約数和(自身を含む): 140983169580

約数和(自身を除く): 72260191132

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 252658009, 505316018, 1010632036, 2021264072, 4042528144, 4295186153, 8590372306, 17180744612, 34361489224, 68722978448]

約数ペア:

[(1, 68722978448), (2, 34361489224), (4, 17180744612), (8, 8590372306), (16, 4295186153), (17, 4042528144), (34, 2021264072), (68, 1010632036), (136, 505316018), (272, 252658009)]