128174336

素因数分解:

$2^8\times {\mathrm{31}}^2\times {\mathrm{521}}^1$

素因数の和:599

約数の個数: 54

約数和(自身を含む): 264874806

約数和(自身を除く): 136700470

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 521, 961, 992, 1042, 1922, 1984, 2084, 3844, 3968, 4168, 7688, 7936, 8336, 15376, 16151, 16672, 30752, 32302, 33344, 61504, 64604, 66688, 123008, 129208, 133376, 246016, 258416, 500681, 516832, 1001362, 1033664, 2002724, 2067328, 4005448, 4134656, 8010896, 16021792, 32043584, 64087168, 128174336]

約数ペア:

[(1, 128174336), (2, 64087168), (4, 32043584), (8, 16021792), (16, 8010896), (31, 4134656), (32, 4005448), (62, 2067328), (64, 2002724), (124, 1033664), (128, 1001362), (248, 516832), (256, 500681), (496, 258416), (521, 246016), (961, 133376), (992, 129208), (1042, 123008), (1922, 66688), (1984, 64604), (2084, 61504), (3844, 33344), (3968, 32302), (4168, 30752), (7688, 16672), (7936, 16151), (8336, 15376)]