25978490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{3089}}^1$

素因数の和:3154

約数の個数: 24

約数和(自身を含む): 48445020

約数和(自身を除く): 22466530

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 3089, 4205, 6178, 8410, 15445, 30890, 89581, 179162, 447905, 895810, 2597849, 5195698, 12989245, 25978490]

約数ペア:

[(1, 25978490), (2, 12989245), (5, 5195698), (10, 2597849), (29, 895810), (58, 447905), (145, 179162), (290, 89581), (841, 30890), (1682, 15445), (3089, 8410), (4205, 6178)]