82779400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 212129280

約数和(自身を除く): 129349880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 191, 197, 200, 220, 275, 382, 394, 440, 550, 764, 788, 955, 985, 1100, 1528, 1576, 1910, 1970, 2101, 2167, 2200, 3820, 3940, 4202, 4334, 4775, 4925, 7640, 7880, 8404, 8668, 9550, 9850, 10505, 10835, 16808, 17336, 19100, 19700, 21010, 21670, 37627, 38200, 39400, 42020, 43340, 52525, 54175, 75254, 84040, 86680, 105050, 108350, 150508, 188135, 210100, 216700, 301016, 376270, 413897, 420200, 433400, 752540, 827794, 940675, 1505080, 1655588, 1881350, 2069485, 3311176, 3762700, 4138970, 7525400, 8277940, 10347425, 16555880, 20694850, 41389700, 82779400]

約数ペア:

[(1, 82779400), (2, 41389700), (4, 20694850), (5, 16555880), (8, 10347425), (10, 8277940), (11, 7525400), (20, 4138970), (22, 3762700), (25, 3311176), (40, 2069485), (44, 1881350), (50, 1655588), (55, 1505080), (88, 940675), (100, 827794), (110, 752540), (191, 433400), (197, 420200), (200, 413897), (220, 376270), (275, 301016), (382, 216700), (394, 210100), (440, 188135), (550, 150508), (764, 108350), (788, 105050), (955, 86680), (985, 84040), (1100, 75254), (1528, 54175), (1576, 52525), (1910, 43340), (1970, 42020), (2101, 39400), (2167, 38200), (2200, 37627), (3820, 21670), (3940, 21010), (4202, 19700), (4334, 19100), (4775, 17336), (4925, 16808), (7640, 10835), (7880, 10505), (8404, 9850), (8668, 9550)]