398227250

素因数分解:

$2^1\times 5^3\times {\mathrm{107}}^1\times {\mathrm{14887}}^1$

素因数の和:15011

約数の個数: 32

約数和(自身を含む): 752499072

約数和(自身を除く): 354271822

約数列:

[1, 2, 5, 10, 25, 50, 107, 125, 214, 250, 535, 1070, 2675, 5350, 13375, 14887, 26750, 29774, 74435, 148870, 372175, 744350, 1592909, 1860875, 3185818, 3721750, 7964545, 15929090, 39822725, 79645450, 199113625, 398227250]

約数ペア:

[(1, 398227250), (2, 199113625), (5, 79645450), (10, 39822725), (25, 15929090), (50, 7964545), (107, 3721750), (125, 3185818), (214, 1860875), (250, 1592909), (535, 744350), (1070, 372175), (2675, 148870), (5350, 74435), (13375, 29774), (14887, 26750)]