20168100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22409}}^1$

素因数の和:22429

約数の個数: 54

約数和(自身を含む): 63218610

約数和(自身を除く): 43050510

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, 22409, 44818, 67227, 89636, 112045, 134454, 201681, 224090, 268908, 336135, 403362, 448180, 560225, 672270, 806724, 1008405, 1120450, 1344540, 1680675, 2016810, 2240900, 3361350, 4033620, 5042025, 6722700, 10084050, 20168100]

約数ペア:

[(1, 20168100), (2, 10084050), (3, 6722700), (4, 5042025), (5, 4033620), (6, 3361350), (9, 2240900), (10, 2016810), (12, 1680675), (15, 1344540), (18, 1120450), (20, 1008405), (25, 806724), (30, 672270), (36, 560225), (45, 448180), (50, 403362), (60, 336135), (75, 268908), (90, 224090), (100, 201681), (150, 134454), (180, 112045), (225, 89636), (300, 67227), (450, 44818), (900, 22409)]