201941680

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{7963}}^1$

素因数の和:8293

約数の個数: 40

約数和(自身を含む): 471054672

約数和(自身を除く): 269112992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 7963, 12680, 15926, 25360, 31852, 39815, 63704, 79630, 127408, 159260, 318520, 637040, 2524271, 5048542, 10097084, 12621355, 20194168, 25242710, 40388336, 50485420, 100970840, 201941680]

約数ペア:

[(1, 201941680), (2, 100970840), (4, 50485420), (5, 40388336), (8, 25242710), (10, 20194168), (16, 12621355), (20, 10097084), (40, 5048542), (80, 2524271), (317, 637040), (634, 318520), (1268, 159260), (1585, 127408), (2536, 79630), (3170, 63704), (5072, 39815), (6340, 31852), (7963, 25360), (12680, 15926)]