48666880

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 117771192

約数和(自身を除く): 69104312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 197, 256, 320, 386, 394, 640, 772, 788, 965, 985, 1280, 1544, 1576, 1930, 1970, 3088, 3152, 3860, 3940, 6176, 6304, 7720, 7880, 12352, 12608, 15440, 15760, 24704, 25216, 30880, 31520, 38021, 49408, 50432, 61760, 63040, 76042, 123520, 126080, 152084, 190105, 247040, 252160, 304168, 380210, 608336, 760420, 1216672, 1520840, 2433344, 3041680, 4866688, 6083360, 9733376, 12166720, 24333440, 48666880]

約数ペア:

[(1, 48666880), (2, 24333440), (4, 12166720), (5, 9733376), (8, 6083360), (10, 4866688), (16, 3041680), (20, 2433344), (32, 1520840), (40, 1216672), (64, 760420), (80, 608336), (128, 380210), (160, 304168), (193, 252160), (197, 247040), (256, 190105), (320, 152084), (386, 126080), (394, 123520), (640, 76042), (772, 63040), (788, 61760), (965, 50432), (985, 49408), (1280, 38021), (1544, 31520), (1576, 30880), (1930, 25216), (1970, 24704), (3088, 15760), (3152, 15440), (3860, 12608), (3940, 12352), (6176, 7880), (6304, 7720)]