80418080

素因数分解:

$2^5\times 5^1\times {\mathrm{502613}}^1$

素因数の和:502628

約数の個数: 24

約数和(自身を含む): 189988092

約数和(自身を除く): 109570012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 502613, 1005226, 2010452, 2513065, 4020904, 5026130, 8041808, 10052260, 16083616, 20104520, 40209040, 80418080]

約数ペア:

[(1, 80418080), (2, 40209040), (4, 20104520), (5, 16083616), (8, 10052260), (10, 8041808), (16, 5026130), (20, 4020904), (32, 2513065), (40, 2010452), (80, 1005226), (160, 502613)]