1561242050

素因数分解:

$2^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{81527}}^1$

素因数の和:81922

約数の個数: 24

約数和(自身を含む): 2911527936

約数和(自身を除く): 1350285886

約数列:

[1, 2, 5, 10, 25, 50, 383, 766, 1915, 3830, 9575, 19150, 81527, 163054, 407635, 815270, 2038175, 4076350, 31224841, 62449682, 156124205, 312248410, 780621025, 1561242050]

約数ペア:

[(1, 1561242050), (2, 780621025), (5, 312248410), (10, 156124205), (25, 62449682), (50, 31224841), (383, 4076350), (766, 2038175), (1915, 815270), (3830, 407635), (9575, 163054), (19150, 81527)]