71337790

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 131921280

約数和(自身を除く): 60583490

約数列:

[1, 2, 5, 10, 73, 79, 146, 158, 365, 395, 730, 790, 1237, 2474, 5767, 6185, 11534, 12370, 28835, 57670, 90301, 97723, 180602, 195446, 451505, 488615, 903010, 977230, 7133779, 14267558, 35668895, 71337790]

約数ペア:

[(1, 71337790), (2, 35668895), (5, 14267558), (10, 7133779), (73, 977230), (79, 903010), (146, 488615), (158, 451505), (365, 195446), (395, 180602), (730, 97723), (790, 90301), (1237, 57670), (2474, 28835), (5767, 12370), (6185, 11534)]