77987810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 144365760

約数和(自身を除く): 66377950

約数列:

[1, 2, 5, 10, 43, 86, 215, 293, 430, 586, 619, 1238, 1465, 2930, 3095, 6190, 12599, 25198, 26617, 53234, 62995, 125990, 133085, 181367, 266170, 362734, 906835, 1813670, 7798781, 15597562, 38993905, 77987810]

約数ペア:

[(1, 77987810), (2, 38993905), (5, 15597562), (10, 7798781), (43, 1813670), (86, 906835), (215, 362734), (293, 266170), (430, 181367), (586, 133085), (619, 125990), (1238, 62995), (1465, 53234), (2930, 26617), (3095, 25198), (6190, 12599)]