69470000

素因数分解:

$2^4\times 5^4\times {\mathrm{6947}}^1$

素因数の和:6975

約数の個数: 50

約数和(自身を含む): 168218028

約数和(自身を除く): 98748028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 6947, 10000, 13894, 27788, 34735, 55576, 69470, 111152, 138940, 173675, 277880, 347350, 555760, 694700, 868375, 1389400, 1736750, 2778800, 3473500, 4341875, 6947000, 8683750, 13894000, 17367500, 34735000, 69470000]

約数ペア:

[(1, 69470000), (2, 34735000), (4, 17367500), (5, 13894000), (8, 8683750), (10, 6947000), (16, 4341875), (20, 3473500), (25, 2778800), (40, 1736750), (50, 1389400), (80, 868375), (100, 694700), (125, 555760), (200, 347350), (250, 277880), (400, 173675), (500, 138940), (625, 111152), (1000, 69470), (1250, 55576), (2000, 34735), (2500, 27788), (5000, 13894), (6947, 10000)]