28080265

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{6247}}^1$

素因数の和:6312

約数の個数: 16

約数和(自身を含む): 35988480

約数和(自身を除く): 7908215

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 6247, 31235, 181163, 193657, 905815, 968285, 5616053, 28080265]

約数ペア:

[(1, 28080265), (5, 5616053), (29, 968285), (31, 905815), (145, 193657), (155, 181163), (899, 31235), (4495, 6247)]