161953040

素因数分解:

$2^4\times 5^1\times {\mathrm{2024413}}^1$

素因数の和:2024426

約数の個数: 20

約数和(自身を含む): 376541004

約数和(自身を除く): 214587964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2024413, 4048826, 8097652, 10122065, 16195304, 20244130, 32390608, 40488260, 80976520, 161953040]

約数ペア:

[(1, 161953040), (2, 80976520), (4, 40488260), (5, 32390608), (8, 20244130), (10, 16195304), (16, 10122065), (20, 8097652), (40, 4048826), (80, 2024413)]