81048160

素因数分解:

$2^5\times 5^1\times {\mathrm{506551}}^1$

素因数の和:506566

約数の個数: 24

約数和(自身を含む): 191476656

約数和(自身を除く): 110428496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 506551, 1013102, 2026204, 2532755, 4052408, 5065510, 8104816, 10131020, 16209632, 20262040, 40524080, 81048160]

約数ペア:

[(1, 81048160), (2, 40524080), (4, 20262040), (5, 16209632), (8, 10131020), (10, 8104816), (16, 5065510), (20, 4052408), (32, 2532755), (40, 2026204), (80, 1013102), (160, 506551)]