25554455

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 31328640

約数和(自身を除く): 5774185

約数列:

[1, 5, 83, 139, 415, 443, 695, 2215, 11537, 36769, 57685, 61577, 183845, 307885, 5110891, 25554455]

約数ペア:

[(1, 25554455), (5, 5110891), (83, 307885), (139, 183845), (415, 61577), (443, 57685), (695, 36769), (2215, 11537)]