25280915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4217}}^1$

素因数の和:4342

約数の個数: 16

約数和(自身を含む): 33406560

約数和(自身を除く): 8125645

約数列:

[1, 5, 11, 55, 109, 545, 1199, 4217, 5995, 21085, 46387, 231935, 459653, 2298265, 5056183, 25280915]

約数ペア:

[(1, 25280915), (5, 5056183), (11, 2298265), (55, 459653), (109, 231935), (545, 46387), (1199, 21085), (4217, 5995)]