66619025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1543}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 90750144

約数和(自身を除く): 24131119

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1543, 1727, 3925, 7715, 8635, 16973, 38575, 43175, 84865, 242251, 424325, 1211255, 2664761, 6056275, 13323805, 66619025]

約数ペア:

[(1, 66619025), (5, 13323805), (11, 6056275), (25, 2664761), (55, 1211255), (157, 424325), (275, 242251), (785, 84865), (1543, 43175), (1727, 38575), (3925, 16973), (7715, 8635)]