25337420

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4817}}^1$

素因数の和:5089

約数の個数: 24

約数和(自身を含む): 53421984

約数和(自身を除く): 28084564

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 4817, 5260, 9634, 19268, 24085, 48170, 96340, 1266871, 2533742, 5067484, 6334355, 12668710, 25337420]

約数ペア:

[(1, 25337420), (2, 12668710), (4, 6334355), (5, 5067484), (10, 2533742), (20, 1266871), (263, 96340), (526, 48170), (1052, 24085), (1315, 19268), (2630, 9634), (4817, 5260)]