143207920

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{5647}}^1$

素因数の和:5977

約数の個数: 40

約数和(自身を含む): 334067904

約数和(自身を除く): 190859984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 5647, 6340, 11294, 12680, 22588, 25360, 28235, 45176, 56470, 90352, 112940, 225880, 451760, 1790099, 3580198, 7160396, 8950495, 14320792, 17900990, 28641584, 35801980, 71603960, 143207920]

約数ペア:

[(1, 143207920), (2, 71603960), (4, 35801980), (5, 28641584), (8, 17900990), (10, 14320792), (16, 8950495), (20, 7160396), (40, 3580198), (80, 1790099), (317, 451760), (634, 225880), (1268, 112940), (1585, 90352), (2536, 56470), (3170, 45176), (5072, 28235), (5647, 25360), (6340, 22588), (11294, 12680)]