75191920

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2141}}^1$

素因数の和:2593

約数の個数: 40

約数和(自身を含む): 175301280

約数和(自身を除く): 100109360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2141, 2195, 3512, 4282, 4390, 7024, 8564, 8780, 10705, 17128, 17560, 21410, 34256, 35120, 42820, 85640, 171280, 939899, 1879798, 3759596, 4699495, 7519192, 9398990, 15038384, 18797980, 37595960, 75191920]

約数ペア:

[(1, 75191920), (2, 37595960), (4, 18797980), (5, 15038384), (8, 9398990), (10, 7519192), (16, 4699495), (20, 3759596), (40, 1879798), (80, 939899), (439, 171280), (878, 85640), (1756, 42820), (2141, 35120), (2195, 34256), (3512, 21410), (4282, 17560), (4390, 17128), (7024, 10705), (8564, 8780)]