81976330

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{282677}}^1$

素因数の和:282713

約数の個数: 16

約数和(自身を含む): 152646120

約数和(自身を除く): 70669790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 282677, 565354, 1413385, 2826770, 8197633, 16395266, 40988165, 81976330]

約数ペア:

[(1, 81976330), (2, 40988165), (5, 16395266), (10, 8197633), (29, 2826770), (58, 1413385), (145, 565354), (290, 282677)]