80075815

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 100966320

約数和(自身を除く): 20890505

約数列:

[1, 5, 29, 137, 139, 145, 685, 695, 841, 3973, 4031, 4205, 19043, 19865, 20155, 95215, 115217, 116899, 552247, 576085, 584495, 2761235, 16015163, 80075815]

約数ペア:

[(1, 80075815), (5, 16015163), (29, 2761235), (137, 584495), (139, 576085), (145, 552247), (685, 116899), (695, 115217), (841, 95215), (3973, 20155), (4031, 19865), (4205, 19043)]