25623928

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 53529840

約数和(自身を除く): 27905912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 121, 206, 242, 257, 412, 484, 514, 824, 968, 1028, 1133, 2056, 2266, 2827, 4532, 5654, 9064, 11308, 12463, 22616, 24926, 26471, 31097, 49852, 52942, 62194, 99704, 105884, 124388, 211768, 248776, 291181, 582362, 1164724, 2329448, 3202991, 6405982, 12811964, 25623928]

約数ペア:

[(1, 25623928), (2, 12811964), (4, 6405982), (8, 3202991), (11, 2329448), (22, 1164724), (44, 582362), (88, 291181), (103, 248776), (121, 211768), (206, 124388), (242, 105884), (257, 99704), (412, 62194), (484, 52942), (514, 49852), (824, 31097), (968, 26471), (1028, 24926), (1133, 22616), (2056, 12463), (2266, 11308), (2827, 9064), (4532, 5654)]