25172876

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2153}}^1$

素因数の和:2273

約数の個数: 24

約数和(自身を含む): 45837120

約数和(自身を除く): 20664244

約数列:

[1, 2, 4, 37, 74, 79, 148, 158, 316, 2153, 2923, 4306, 5846, 8612, 11692, 79661, 159322, 170087, 318644, 340174, 680348, 6293219, 12586438, 25172876]

約数ペア:

[(1, 25172876), (2, 12586438), (4, 6293219), (37, 680348), (74, 340174), (79, 318644), (148, 170087), (158, 159322), (316, 79661), (2153, 11692), (2923, 8612), (4306, 5846)]