25502672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{122609}}^1$

素因数の和:122630

約数の個数: 20

約数和(自身を含む): 53212740

約数和(自身を除く): 27710068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 122609, 245218, 490436, 980872, 1593917, 1961744, 3187834, 6375668, 12751336, 25502672]

約数ペア:

[(1, 25502672), (2, 12751336), (4, 6375668), (8, 3187834), (13, 1961744), (16, 1593917), (26, 980872), (52, 490436), (104, 245218), (208, 122609)]