25852528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{124291}}^1$

素因数の和:124312

約数の個数: 20

約数和(自身を含む): 53942728

約数和(自身を除く): 28090200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 124291, 248582, 497164, 994328, 1615783, 1988656, 3231566, 6463132, 12926264, 25852528]

約数ペア:

[(1, 25852528), (2, 12926264), (4, 6463132), (8, 3231566), (13, 1988656), (16, 1615783), (26, 994328), (52, 497164), (104, 248582), (208, 124291)]