4131250

素因数分解:

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

素因数の和:688

約数の個数: 24

約数和(自身を含む): 7757316

約数和(自身を除く): 3626066

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 661, 1250, 1322, 3125, 3305, 6250, 6610, 16525, 33050, 82625, 165250, 413125, 826250, 2065625, 4131250]

約数ペア:

[(1, 4131250), (2, 2065625), (5, 826250), (10, 413125), (25, 165250), (50, 82625), (125, 33050), (250, 16525), (625, 6610), (661, 6250), (1250, 3305), (1322, 3125)]