157520165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 218211840

約数和(自身を除く): 60691675

約数列:

[1, 5, 11, 19, 55, 95, 209, 307, 491, 1045, 1535, 2455, 3377, 5401, 5833, 9329, 16885, 27005, 29165, 46645, 64163, 102619, 150737, 320815, 513095, 753685, 1658107, 2864003, 8290535, 14320015, 31504033, 157520165]

約数ペア:

[(1, 157520165), (5, 31504033), (11, 14320015), (19, 8290535), (55, 2864003), (95, 1658107), (209, 753685), (307, 513095), (491, 320815), (1045, 150737), (1535, 102619), (2455, 64163), (3377, 46645), (5401, 29165), (5833, 27005), (9329, 16885)]