81246545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{8363}}^1$

素因数の和:8464

約数の個数: 16

約数和(自身を含む): 102375360

約数和(自身を除く): 21128815

約数列:

[1, 5, 29, 67, 145, 335, 1943, 8363, 9715, 41815, 242527, 560321, 1212635, 2801605, 16249309, 81246545]

約数ペア:

[(1, 81246545), (5, 16249309), (29, 2801605), (67, 1212635), (145, 560321), (335, 242527), (1943, 41815), (8363, 9715)]