71359136

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 148800960

約数和(自身を除く): 77441824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 241, 304, 482, 487, 608, 964, 974, 1928, 1948, 3856, 3896, 4579, 7712, 7792, 9158, 9253, 15584, 18316, 18506, 36632, 37012, 73264, 74024, 117367, 146528, 148048, 234734, 296096, 469468, 938936, 1877872, 2229973, 3755744, 4459946, 8919892, 17839784, 35679568, 71359136]

約数ペア:

[(1, 71359136), (2, 35679568), (4, 17839784), (8, 8919892), (16, 4459946), (19, 3755744), (32, 2229973), (38, 1877872), (76, 938936), (152, 469468), (241, 296096), (304, 234734), (482, 148048), (487, 146528), (608, 117367), (964, 74024), (974, 73264), (1928, 37012), (1948, 36632), (3856, 18506), (3896, 18316), (4579, 15584), (7712, 9253), (7792, 9158)]