161280272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{4423}}^1$

素因数の和:4527

約数の個数: 40

約数和(自身を含む): 325854144

約数和(自身を除く): 164573872

約数列:

[1, 2, 4, 8, 16, 43, 53, 86, 106, 172, 212, 344, 424, 688, 848, 2279, 4423, 4558, 8846, 9116, 17692, 18232, 35384, 36464, 70768, 190189, 234419, 380378, 468838, 760756, 937676, 1521512, 1875352, 3043024, 3750704, 10080017, 20160034, 40320068, 80640136, 161280272]

約数ペア:

[(1, 161280272), (2, 80640136), (4, 40320068), (8, 20160034), (16, 10080017), (43, 3750704), (53, 3043024), (86, 1875352), (106, 1521512), (172, 937676), (212, 760756), (344, 468838), (424, 380378), (688, 234419), (848, 190189), (2279, 70768), (4423, 36464), (4558, 35384), (8846, 18232), (9116, 17692)]