80179964

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{1063}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 142554720

約数和(自身を除く): 62374756

約数列:

[1, 2, 4, 109, 173, 218, 346, 436, 692, 1063, 2126, 4252, 18857, 37714, 75428, 115867, 183899, 231734, 367798, 463468, 735596, 20044991, 40089982, 80179964]

約数ペア:

[(1, 80179964), (2, 40089982), (4, 20044991), (109, 735596), (173, 463468), (218, 367798), (346, 231734), (436, 183899), (692, 115867), (1063, 75428), (2126, 37714), (4252, 18857)]