64808000

素因数分解:

$2^6\times 5^3\times {\mathrm{8101}}^1$

素因数の和:8128

約数の個数: 56

約数和(自身を含む): 160516824

約数和(自身を除く): 95708824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 8101, 16202, 32404, 40505, 64808, 81010, 129616, 162020, 202525, 259232, 324040, 405050, 518464, 648080, 810100, 1012625, 1296160, 1620200, 2025250, 2592320, 3240400, 4050500, 6480800, 8101000, 12961600, 16202000, 32404000, 64808000]

約数ペア:

[(1, 64808000), (2, 32404000), (4, 16202000), (5, 12961600), (8, 8101000), (10, 6480800), (16, 4050500), (20, 3240400), (25, 2592320), (32, 2025250), (40, 1620200), (50, 1296160), (64, 1012625), (80, 810100), (100, 648080), (125, 518464), (160, 405050), (200, 324040), (250, 259232), (320, 202525), (400, 162020), (500, 129616), (800, 81010), (1000, 64808), (1600, 40505), (2000, 32404), (4000, 16202), (8000, 8101)]