85552720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 218557440

約数和(自身を除く): 133004720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 191, 220, 382, 440, 509, 764, 880, 955, 1018, 1528, 1910, 2036, 2101, 2545, 3056, 3820, 4072, 4202, 5090, 5599, 7640, 8144, 8404, 10180, 10505, 11198, 15280, 16808, 20360, 21010, 22396, 27995, 33616, 40720, 42020, 44792, 55990, 84040, 89584, 97219, 111980, 168080, 194438, 223960, 388876, 447920, 486095, 777752, 972190, 1069409, 1555504, 1944380, 2138818, 3888760, 4277636, 5347045, 7777520, 8555272, 10694090, 17110544, 21388180, 42776360, 85552720]

約数ペア:

[(1, 85552720), (2, 42776360), (4, 21388180), (5, 17110544), (8, 10694090), (10, 8555272), (11, 7777520), (16, 5347045), (20, 4277636), (22, 3888760), (40, 2138818), (44, 1944380), (55, 1555504), (80, 1069409), (88, 972190), (110, 777752), (176, 486095), (191, 447920), (220, 388876), (382, 223960), (440, 194438), (509, 168080), (764, 111980), (880, 97219), (955, 89584), (1018, 84040), (1528, 55990), (1910, 44792), (2036, 42020), (2101, 40720), (2545, 33616), (3056, 27995), (3820, 22396), (4072, 21010), (4202, 20360), (5090, 16808), (5599, 15280), (7640, 11198), (8144, 10505), (8404, 10180)]