179680384

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{107981}}^1$

素因数の和:108008

約数の個数: 32

約数和(自身を含む): 385495740

約数和(自身を除く): 205815356

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 107981, 215962, 431924, 863848, 1403753, 1727696, 2807506, 3455392, 5615012, 6910784, 11230024, 13821568, 22460048, 44920096, 89840192, 179680384]

約数ペア:

[(1, 179680384), (2, 89840192), (4, 44920096), (8, 22460048), (13, 13821568), (16, 11230024), (26, 6910784), (32, 5615012), (52, 3455392), (64, 2807506), (104, 1727696), (128, 1403753), (208, 863848), (416, 431924), (832, 215962), (1664, 107981)]