66532760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1871}}^1$

素因数の和:2016

約数の個数: 64

約数和(自身を含む): 172523520

約数和(自身を除く): 105990760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 1871, 2540, 3556, 3742, 4445, 5080, 7112, 7484, 8890, 9355, 13097, 14968, 17780, 18710, 26194, 35560, 37420, 52388, 65485, 74840, 104776, 130970, 237617, 261940, 475234, 523880, 950468, 1188085, 1663319, 1900936, 2376170, 3326638, 4752340, 6653276, 8316595, 9504680, 13306552, 16633190, 33266380, 66532760]

約数ペア:

[(1, 66532760), (2, 33266380), (4, 16633190), (5, 13306552), (7, 9504680), (8, 8316595), (10, 6653276), (14, 4752340), (20, 3326638), (28, 2376170), (35, 1900936), (40, 1663319), (56, 1188085), (70, 950468), (127, 523880), (140, 475234), (254, 261940), (280, 237617), (508, 130970), (635, 104776), (889, 74840), (1016, 65485), (1270, 52388), (1778, 37420), (1871, 35560), (2540, 26194), (3556, 18710), (3742, 17780), (4445, 14968), (5080, 13097), (7112, 9355), (7484, 8890)]