257295616

素因数分解:

$2^8\times {\mathrm{223}}^1\times {\mathrm{4507}}^1$

素因数の和:4746

約数の個数: 36

約数和(自身を含む): 516003712

約数和(自身を除く): 258708096

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 256, 446, 892, 1784, 3568, 4507, 7136, 9014, 14272, 18028, 28544, 36056, 57088, 72112, 144224, 288448, 576896, 1005061, 1153792, 2010122, 4020244, 8040488, 16080976, 32161952, 64323904, 128647808, 257295616]

約数ペア:

[(1, 257295616), (2, 128647808), (4, 64323904), (8, 32161952), (16, 16080976), (32, 8040488), (64, 4020244), (128, 2010122), (223, 1153792), (256, 1005061), (446, 576896), (892, 288448), (1784, 144224), (3568, 72112), (4507, 57088), (7136, 36056), (9014, 28544), (14272, 18028)]