51844780

素因数分解:

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

素因数の和:199425

約数の個数: 24

約数和(自身を含む): 117249552

約数和(自身を除く): 65404772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 199403, 398806, 797612, 997015, 1994030, 2592239, 3988060, 5184478, 10368956, 12961195, 25922390, 51844780]

約数ペア:

[(1, 51844780), (2, 25922390), (4, 12961195), (5, 10368956), (10, 5184478), (13, 3988060), (20, 2592239), (26, 1994030), (52, 997015), (65, 797612), (130, 398806), (260, 199403)]