10090000

素因数分解:

$2^4\times 5^4\times {\mathrm{1009}}^1$

素因数の和:1037

約数の個数: 50

約数和(自身を含む): 24453110

約数和(自身を除く): 14363110

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1009, 1250, 2000, 2018, 2500, 4036, 5000, 5045, 8072, 10000, 10090, 16144, 20180, 25225, 40360, 50450, 80720, 100900, 126125, 201800, 252250, 403600, 504500, 630625, 1009000, 1261250, 2018000, 2522500, 5045000, 10090000]

約数ペア:

[(1, 10090000), (2, 5045000), (4, 2522500), (5, 2018000), (8, 1261250), (10, 1009000), (16, 630625), (20, 504500), (25, 403600), (40, 252250), (50, 201800), (80, 126125), (100, 100900), (125, 80720), (200, 50450), (250, 40360), (400, 25225), (500, 20180), (625, 16144), (1000, 10090), (1009, 10000), (1250, 8072), (2000, 5045), (2018, 5000), (2500, 4036)]