18080100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{20089}}^1$

素因数の和:20109

約数の個数: 54

約数和(自身を含む): 56673890

約数和(自身を除く): 38593790

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 20089, 40178, 60267, 80356, 100445, 120534, 180801, 200890, 241068, 301335, 361602, 401780, 502225, 602670, 723204, 904005, 1004450, 1205340, 1506675, 1808010, 2008900, 3013350, 3616020, 4520025, 6026700, 9040050, 18080100]

約数ペア:

[(1, 18080100), (2, 9040050), (3, 6026700), (4, 4520025), (5, 3616020), (6, 3013350), (9, 2008900), (10, 1808010), (12, 1506675), (15, 1205340), (18, 1004450), (20, 904005), (25, 723204), (30, 602670), (36, 502225), (45, 401780), (50, 361602), (60, 301335), (75, 241068), (90, 200890), (100, 180801), (150, 120534), (180, 100445), (225, 80356), (300, 60267), (450, 40178), (900, 20089)]