25546820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98257}}^1$

素因数の和:98279

約数の個数: 24

約数和(自身を含む): 57775704

約数和(自身を除く): 32228884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98257, 196514, 393028, 491285, 982570, 1277341, 1965140, 2554682, 5109364, 6386705, 12773410, 25546820]

約数ペア:

[(1, 25546820), (2, 12773410), (4, 6386705), (5, 5109364), (10, 2554682), (13, 1965140), (20, 1277341), (26, 982570), (52, 491285), (65, 393028), (130, 196514), (260, 98257)]