72704272

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{17681}}^1$

素因数の和:17946

約数の個数: 20

約数和(自身を含む): 141420636

約数和(自身を除く): 68716364

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 17681, 35362, 70724, 141448, 282896, 4544017, 9088034, 18176068, 36352136, 72704272]

約数ペア:

[(1, 72704272), (2, 36352136), (4, 18176068), (8, 9088034), (16, 4544017), (257, 282896), (514, 141448), (1028, 70724), (2056, 35362), (4112, 17681)]