68122288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{327511}}^1$

素因数の和:327532

約数の個数: 20

約数和(自身を含む): 142140208

約数和(自身を除く): 74017920

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 327511, 655022, 1310044, 2620088, 4257643, 5240176, 8515286, 17030572, 34061144, 68122288]

約数ペア:

[(1, 68122288), (2, 34061144), (4, 17030572), (8, 8515286), (13, 5240176), (16, 4257643), (26, 2620088), (52, 1310044), (104, 655022), (208, 327511)]