25129210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{6961}}^1$

素因数の和:7006

約数の個数: 24

約数和(自身を含む): 47745396

約数和(自身を除く): 22616186

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 6961, 13922, 34805, 69610, 132259, 264518, 661295, 1322590, 2512921, 5025842, 12564605, 25129210]

約数ペア:

[(1, 25129210), (2, 12564605), (5, 5025842), (10, 2512921), (19, 1322590), (38, 661295), (95, 264518), (190, 132259), (361, 69610), (722, 34805), (1805, 13922), (3610, 6961)]