25237730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4051}}^1$

素因数の和:4154

約数の個数: 32

約数和(自身を含む): 52513920

約数和(自身を除く): 27276190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 4051, 6230, 8102, 20255, 28357, 40510, 56714, 141785, 283570, 360539, 721078, 1802695, 2523773, 3605390, 5047546, 12618865, 25237730]

約数ペア:

[(1, 25237730), (2, 12618865), (5, 5047546), (7, 3605390), (10, 2523773), (14, 1802695), (35, 721078), (70, 360539), (89, 283570), (178, 141785), (445, 56714), (623, 40510), (890, 28357), (1246, 20255), (3115, 8102), (4051, 6230)]