81280762

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{3299}}^1$

素因数の和:3525

約数の個数: 16

約数和(自身を含む): 124185600

約数和(自身を除く): 42904838

約数列:

[1, 2, 97, 127, 194, 254, 3299, 6598, 12319, 24638, 320003, 418973, 640006, 837946, 40640381, 81280762]

約数ペア:

[(1, 81280762), (2, 40640381), (97, 837946), (127, 640006), (194, 418973), (254, 320003), (3299, 24638), (6598, 12319)]