258081272

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{389}}^1\times {\mathrm{653}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 489715200

約数和(自身を除く): 231633928

約数列:

[1, 2, 4, 8, 127, 254, 389, 508, 653, 778, 1016, 1306, 1556, 2612, 3112, 5224, 49403, 82931, 98806, 165862, 197612, 254017, 331724, 395224, 508034, 663448, 1016068, 2032136, 32260159, 64520318, 129040636, 258081272]

約数ペア:

[(1, 258081272), (2, 129040636), (4, 64520318), (8, 32260159), (127, 2032136), (254, 1016068), (389, 663448), (508, 508034), (653, 395224), (778, 331724), (1016, 254017), (1306, 197612), (1556, 165862), (2612, 98806), (3112, 82931), (5224, 49403)]