260420075

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 328096560

約数和(自身を除く): 67676485

約数列:

[1, 5, 25, 109, 227, 421, 545, 1135, 2105, 2725, 5675, 10525, 24743, 45889, 95567, 123715, 229445, 477835, 618575, 1147225, 2389175, 10416803, 52084015, 260420075]

約数ペア:

[(1, 260420075), (5, 52084015), (25, 10416803), (109, 2389175), (227, 1147225), (421, 618575), (545, 477835), (1135, 229445), (2105, 123715), (2725, 95567), (5675, 45889), (10525, 24743)]