68793808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{99991}}^1$

素因数の和:100042

約数の個数: 20

約数和(自身を含む): 136389088

約数和(自身を除く): 67595280

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 99991, 199982, 399964, 799928, 1599856, 4299613, 8599226, 17198452, 34396904, 68793808]

約数ペア:

[(1, 68793808), (2, 34396904), (4, 17198452), (8, 8599226), (16, 4299613), (43, 1599856), (86, 799928), (172, 399964), (344, 199982), (688, 99991)]