129456850

素因数分解:

$2^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{3917}}^1$

素因数の和:4590

約数の個数: 24

約数和(自身を含む): 241215588

約数和(自身を除く): 111758738

約数列:

[1, 2, 5, 10, 25, 50, 661, 1322, 3305, 3917, 6610, 7834, 16525, 19585, 33050, 39170, 97925, 195850, 2589137, 5178274, 12945685, 25891370, 64728425, 129456850]

約数ペア:

[(1, 129456850), (2, 64728425), (5, 25891370), (10, 12945685), (25, 5178274), (50, 2589137), (661, 195850), (1322, 97925), (3305, 39170), (3917, 33050), (6610, 19585), (7834, 16525)]