66778525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6563}}^1$

素因数の和:6621

約数の個数: 24

約数和(自身を含む): 92788704

約数和(自身を除く): 26010179

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 925, 2035, 6563, 10175, 32815, 72193, 164075, 242831, 360965, 1214155, 1804825, 2671141, 6070775, 13355705, 66778525]

約数ペア:

[(1, 66778525), (5, 13355705), (11, 6070775), (25, 2671141), (37, 1804825), (55, 1214155), (185, 360965), (275, 242831), (407, 164075), (925, 72193), (2035, 32815), (6563, 10175)]