129404416

素因数分解:

$2^9\times {\mathrm{31}}^2\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 60

約数和(自身を含む): 268181496

約数和(自身を除く): 138777080

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 263, 496, 512, 526, 961, 992, 1052, 1922, 1984, 2104, 3844, 3968, 4208, 7688, 7936, 8153, 8416, 15376, 15872, 16306, 16832, 30752, 32612, 33664, 61504, 65224, 67328, 123008, 130448, 134656, 246016, 252743, 260896, 492032, 505486, 521792, 1010972, 1043584, 2021944, 2087168, 4043888, 4174336, 8087776, 16175552, 32351104, 64702208, 129404416]

約数ペア:

[(1, 129404416), (2, 64702208), (4, 32351104), (8, 16175552), (16, 8087776), (31, 4174336), (32, 4043888), (62, 2087168), (64, 2021944), (124, 1043584), (128, 1010972), (248, 521792), (256, 505486), (263, 492032), (496, 260896), (512, 252743), (526, 246016), (961, 134656), (992, 130448), (1052, 123008), (1922, 67328), (1984, 65224), (2104, 61504), (3844, 33664), (3968, 32612), (4208, 30752), (7688, 16832), (7936, 16306), (8153, 15872), (8416, 15376)]