25329940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15259}}^1$

素因数の和:15351

約数の個数: 24

約数和(自身を含む): 53837280

約数和(自身を除く): 28507340

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 15259, 30518, 61036, 76295, 152590, 305180, 1266497, 2532994, 5065988, 6332485, 12664970, 25329940]

約数ペア:

[(1, 25329940), (2, 12664970), (4, 6332485), (5, 5065988), (10, 2532994), (20, 1266497), (83, 305180), (166, 152590), (332, 76295), (415, 61036), (830, 30518), (1660, 15259)]