25979065

素因数分解:

$5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 36640512

約数和(自身を除く): 10661447

約数列:

[1, 5, 7, 35, 49, 107, 245, 535, 749, 991, 3745, 4955, 5243, 6937, 26215, 34685, 48559, 106037, 242795, 530185, 742259, 3711295, 5195813, 25979065]

約数ペア:

[(1, 25979065), (5, 5195813), (7, 3711295), (35, 742259), (49, 530185), (107, 242795), (245, 106037), (535, 48559), (749, 34685), (991, 26215), (3745, 6937), (4955, 5243)]