49045120

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 118146600

約数和(自身を除く): 69101480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 389, 394, 640, 778, 788, 985, 1556, 1576, 1945, 1970, 3112, 3152, 3890, 3940, 6224, 6304, 7780, 7880, 12448, 12608, 15560, 15760, 24896, 25216, 31120, 31520, 49792, 62240, 63040, 76633, 124480, 126080, 153266, 248960, 306532, 383165, 613064, 766330, 1226128, 1532660, 2452256, 3065320, 4904512, 6130640, 9809024, 12261280, 24522560, 49045120]

約数ペア:

[(1, 49045120), (2, 24522560), (4, 12261280), (5, 9809024), (8, 6130640), (10, 4904512), (16, 3065320), (20, 2452256), (32, 1532660), (40, 1226128), (64, 766330), (80, 613064), (128, 383165), (160, 306532), (197, 248960), (320, 153266), (389, 126080), (394, 124480), (640, 76633), (778, 63040), (788, 62240), (985, 49792), (1556, 31520), (1576, 31120), (1945, 25216), (1970, 24896), (3112, 15760), (3152, 15560), (3890, 12608), (3940, 12448), (6224, 7880), (6304, 7780)]