129611950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199403}}^1$

素因数の和:199428

約数の個数: 24

約数和(自身を含む): 259624008

約数和(自身を除く): 130012058

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 199403, 398806, 997015, 1994030, 2592239, 4985075, 5184478, 9970150, 12961195, 25922390, 64805975, 129611950]

約数ペア:

[(1, 129611950), (2, 64805975), (5, 25922390), (10, 12961195), (13, 9970150), (25, 5184478), (26, 4985075), (50, 2592239), (65, 1994030), (130, 997015), (325, 398806), (650, 199403)]