856990970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 1779392448

約数和(自身を除く): 922401478

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 67, 110, 121, 134, 155, 242, 310, 335, 341, 605, 670, 682, 737, 961, 1210, 1331, 1474, 1705, 1922, 2077, 2662, 3410, 3685, 3751, 4154, 4805, 6655, 7370, 7502, 8107, 9610, 10385, 10571, 13310, 16214, 18755, 20770, 21142, 22847, 37510, 40535, 41261, 45694, 52855, 64387, 81070, 82522, 89177, 105710, 114235, 116281, 128774, 178354, 206305, 228470, 232562, 251317, 321935, 412610, 445885, 502634, 581405, 643870, 708257, 891770, 1162810, 1256585, 1279091, 1416514, 2513170, 2558182, 2764487, 3541285, 5528974, 6395455, 7082570, 7790827, 12790910, 13822435, 15581654, 27644870, 38954135, 77908270, 85699097, 171398194, 428495485, 856990970]

約数ペア:

[(1, 856990970), (2, 428495485), (5, 171398194), (10, 85699097), (11, 77908270), (22, 38954135), (31, 27644870), (55, 15581654), (62, 13822435), (67, 12790910), (110, 7790827), (121, 7082570), (134, 6395455), (155, 5528974), (242, 3541285), (310, 2764487), (335, 2558182), (341, 2513170), (605, 1416514), (670, 1279091), (682, 1256585), (737, 1162810), (961, 891770), (1210, 708257), (1331, 643870), (1474, 581405), (1705, 502634), (1922, 445885), (2077, 412610), (2662, 321935), (3410, 251317), (3685, 232562), (3751, 228470), (4154, 206305), (4805, 178354), (6655, 128774), (7370, 116281), (7502, 114235), (8107, 105710), (9610, 89177), (10385, 82522), (10571, 81070), (13310, 64387), (16214, 52855), (18755, 45694), (20770, 41261), (21142, 40535), (22847, 37510)]