68710366100

素因数分解:

$2^2\times 5^2\times {\mathrm{2143}}^1\times {\mathrm{320627}}^1$

素因数の和:322784

約数の個数: 36

約数和(自身を含む): 149171535744

約数和(自身を除く): 80461169644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2143, 4286, 8572, 10715, 21430, 42860, 53575, 107150, 214300, 320627, 641254, 1282508, 1603135, 3206270, 6412540, 8015675, 16031350, 32062700, 687103661, 1374207322, 2748414644, 3435518305, 6871036610, 13742073220, 17177591525, 34355183050, 68710366100]

約数ペア:

[(1, 68710366100), (2, 34355183050), (4, 17177591525), (5, 13742073220), (10, 6871036610), (20, 3435518305), (25, 2748414644), (50, 1374207322), (100, 687103661), (2143, 32062700), (4286, 16031350), (8572, 8015675), (10715, 6412540), (21430, 3206270), (42860, 1603135), (53575, 1282508), (107150, 641254), (214300, 320627)]