55041800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 141419520

約数和(自身を除く): 86377720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 127, 197, 200, 220, 254, 275, 394, 440, 508, 550, 635, 788, 985, 1016, 1100, 1270, 1397, 1576, 1970, 2167, 2200, 2540, 2794, 3175, 3940, 4334, 4925, 5080, 5588, 6350, 6985, 7880, 8668, 9850, 10835, 11176, 12700, 13970, 17336, 19700, 21670, 25019, 25400, 27940, 34925, 39400, 43340, 50038, 54175, 55880, 69850, 86680, 100076, 108350, 125095, 139700, 200152, 216700, 250190, 275209, 279400, 433400, 500380, 550418, 625475, 1000760, 1100836, 1250950, 1376045, 2201672, 2501900, 2752090, 5003800, 5504180, 6880225, 11008360, 13760450, 27520900, 55041800]

約数ペア:

[(1, 55041800), (2, 27520900), (4, 13760450), (5, 11008360), (8, 6880225), (10, 5504180), (11, 5003800), (20, 2752090), (22, 2501900), (25, 2201672), (40, 1376045), (44, 1250950), (50, 1100836), (55, 1000760), (88, 625475), (100, 550418), (110, 500380), (127, 433400), (197, 279400), (200, 275209), (220, 250190), (254, 216700), (275, 200152), (394, 139700), (440, 125095), (508, 108350), (550, 100076), (635, 86680), (788, 69850), (985, 55880), (1016, 54175), (1100, 50038), (1270, 43340), (1397, 39400), (1576, 34925), (1970, 27940), (2167, 25400), (2200, 25019), (2540, 21670), (2794, 19700), (3175, 17336), (3940, 13970), (4334, 12700), (4925, 11176), (5080, 10835), (5588, 9850), (6350, 8668), (6985, 7880)]