33360640

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 81310320

約数和(自身を除く): 47949680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 389, 536, 640, 670, 778, 1072, 1280, 1340, 1556, 1945, 2144, 2680, 3112, 3890, 4288, 5360, 6224, 7780, 8576, 10720, 12448, 15560, 17152, 21440, 24896, 26063, 31120, 42880, 49792, 52126, 62240, 85760, 99584, 104252, 124480, 130315, 208504, 248960, 260630, 417008, 497920, 521260, 834016, 1042520, 1668032, 2085040, 3336064, 4170080, 6672128, 8340160, 16680320, 33360640]

約数ペア:

[(1, 33360640), (2, 16680320), (4, 8340160), (5, 6672128), (8, 4170080), (10, 3336064), (16, 2085040), (20, 1668032), (32, 1042520), (40, 834016), (64, 521260), (67, 497920), (80, 417008), (128, 260630), (134, 248960), (160, 208504), (256, 130315), (268, 124480), (320, 104252), (335, 99584), (389, 85760), (536, 62240), (640, 52126), (670, 49792), (778, 42880), (1072, 31120), (1280, 26063), (1340, 24896), (1556, 21440), (1945, 17152), (2144, 15560), (2680, 12448), (3112, 10720), (3890, 8576), (4288, 7780), (5360, 6224)]