42503431580

素因数分解:

$2^2\times 5^1\times {\mathrm{2125171579}}^1$

素因数の和:2125171588

約数の個数: 12

約数和(自身を含む): 89257206360

約数和(自身を除く): 46753774780

約数列:

[1, 2, 4, 5, 10, 20, 2125171579, 4250343158, 8500686316, 10625857895, 21251715790, 42503431580]

約数ペア:

[(1, 42503431580), (2, 21251715790), (4, 10625857895), (5, 8500686316), (10, 4250343158), (20, 2125171579)]