129725650

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{42533}}^1$

素因数の和:42606

約数の個数: 24

約数和(自身を含む): 245251044

約数和(自身を除く): 115525394

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 42533, 85066, 212665, 425330, 1063325, 2126650, 2594513, 5189026, 12972565, 25945130, 64862825, 129725650]

約数ペア:

[(1, 129725650), (2, 64862825), (5, 25945130), (10, 12972565), (25, 5189026), (50, 2594513), (61, 2126650), (122, 1063325), (305, 425330), (610, 212665), (1525, 85066), (3050, 42533)]