25329520

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{661}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 59103360

約数和(自身を除く): 33773840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 661, 958, 1322, 1916, 2395, 2644, 3305, 3832, 4790, 5288, 6610, 7664, 9580, 10576, 13220, 19160, 26440, 38320, 52880, 316619, 633238, 1266476, 1583095, 2532952, 3166190, 5065904, 6332380, 12664760, 25329520]

約数ペア:

[(1, 25329520), (2, 12664760), (4, 6332380), (5, 5065904), (8, 3166190), (10, 2532952), (16, 1583095), (20, 1266476), (40, 633238), (80, 316619), (479, 52880), (661, 38320), (958, 26440), (1322, 19160), (1916, 13220), (2395, 10576), (2644, 9580), (3305, 7664), (3832, 6610), (4790, 5288)]