164689216

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:471

約数の個数: 56

約数和(自身を含む): 335076800

約数和(自身を除く): 170387584

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 193, 199, 268, 386, 398, 536, 772, 796, 1072, 1544, 1592, 2144, 3088, 3184, 4288, 6176, 6368, 12352, 12736, 12931, 13333, 25862, 26666, 38407, 51724, 53332, 76814, 103448, 106664, 153628, 206896, 213328, 307256, 413792, 426656, 614512, 827584, 853312, 1229024, 2458048, 2573269, 5146538, 10293076, 20586152, 41172304, 82344608, 164689216]

約数ペア:

[(1, 164689216), (2, 82344608), (4, 41172304), (8, 20586152), (16, 10293076), (32, 5146538), (64, 2573269), (67, 2458048), (134, 1229024), (193, 853312), (199, 827584), (268, 614512), (386, 426656), (398, 413792), (536, 307256), (772, 213328), (796, 206896), (1072, 153628), (1544, 106664), (1592, 103448), (2144, 76814), (3088, 53332), (3184, 51724), (4288, 38407), (6176, 26666), (6368, 25862), (12352, 13333), (12736, 12931)]