77170280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 191047680

約数和(自身を除く): 113877400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1381, 1397, 2540, 2762, 2794, 5080, 5524, 5588, 6905, 6985, 11048, 11176, 13810, 13970, 15191, 27620, 27940, 30382, 55240, 55880, 60764, 75955, 121528, 151910, 175387, 303820, 350774, 607640, 701548, 876935, 1403096, 1753870, 1929257, 3507740, 3858514, 7015480, 7717028, 9646285, 15434056, 19292570, 38585140, 77170280]

約数ペア:

[(1, 77170280), (2, 38585140), (4, 19292570), (5, 15434056), (8, 9646285), (10, 7717028), (11, 7015480), (20, 3858514), (22, 3507740), (40, 1929257), (44, 1753870), (55, 1403096), (88, 876935), (110, 701548), (127, 607640), (220, 350774), (254, 303820), (440, 175387), (508, 151910), (635, 121528), (1016, 75955), (1270, 60764), (1381, 55880), (1397, 55240), (2540, 30382), (2762, 27940), (2794, 27620), (5080, 15191), (5524, 13970), (5588, 13810), (6905, 11176), (6985, 11048)]