7824025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 11052864

約数和(自身を除く): 3228839

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1237, 1265, 6185, 6325, 13607, 28451, 30925, 68035, 142255, 312961, 340175, 711275, 1564805, 7824025]

約数ペア:

[(1, 7824025), (5, 1564805), (11, 711275), (23, 340175), (25, 312961), (55, 142255), (115, 68035), (253, 30925), (275, 28451), (575, 13607), (1237, 6325), (1265, 6185)]