257265472

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2549}}^1$

素因数の和:2663

約数の個数: 56

約数和(自身を含む): 544068000

約数和(自身を除く): 286802528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 152, 166, 304, 332, 608, 664, 1216, 1328, 1577, 2549, 2656, 3154, 5098, 5312, 6308, 10196, 12616, 20392, 25232, 40784, 48431, 50464, 81568, 96862, 100928, 163136, 193724, 211567, 387448, 423134, 774896, 846268, 1549792, 1692536, 3099584, 3385072, 4019773, 6770144, 8039546, 13540288, 16079092, 32158184, 64316368, 128632736, 257265472]

約数ペア:

[(1, 257265472), (2, 128632736), (4, 64316368), (8, 32158184), (16, 16079092), (19, 13540288), (32, 8039546), (38, 6770144), (64, 4019773), (76, 3385072), (83, 3099584), (152, 1692536), (166, 1549792), (304, 846268), (332, 774896), (608, 423134), (664, 387448), (1216, 211567), (1328, 193724), (1577, 163136), (2549, 100928), (2656, 96862), (3154, 81568), (5098, 50464), (5312, 48431), (6308, 40784), (10196, 25232), (12616, 20392)]