204530605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 265420800

約数和(自身を除く): 60890195

約数列:

[1, 5, 23, 47, 79, 115, 235, 395, 479, 1081, 1817, 2395, 3713, 5405, 9085, 11017, 18565, 22513, 37841, 55085, 85399, 112565, 189205, 426995, 517799, 870343, 1778527, 2588995, 4351715, 8892635, 40906121, 204530605]

約数ペア:

[(1, 204530605), (5, 40906121), (23, 8892635), (47, 4351715), (79, 2588995), (115, 1778527), (235, 870343), (395, 517799), (479, 426995), (1081, 189205), (1817, 112565), (2395, 85399), (3713, 55085), (5405, 37841), (9085, 22513), (11017, 18565)]