51605180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1847}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 119218176

約数和(自身を除く): 67612996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 1847, 2540, 2794, 3694, 5588, 6985, 7388, 9235, 13970, 18470, 20317, 27940, 36940, 40634, 81268, 101585, 203170, 234569, 406340, 469138, 938276, 1172845, 2345690, 2580259, 4691380, 5160518, 10321036, 12901295, 25802590, 51605180]

約数ペア:

[(1, 51605180), (2, 25802590), (4, 12901295), (5, 10321036), (10, 5160518), (11, 4691380), (20, 2580259), (22, 2345690), (44, 1172845), (55, 938276), (110, 469138), (127, 406340), (220, 234569), (254, 203170), (508, 101585), (635, 81268), (1270, 40634), (1397, 36940), (1847, 27940), (2540, 20317), (2794, 18470), (3694, 13970), (5588, 9235), (6985, 7388)]