158749315

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 209018880

約数和(自身を除く): 50269565

約数列:

[1, 5, 17, 47, 79, 85, 235, 395, 503, 799, 1343, 2515, 3713, 3995, 6715, 8551, 18565, 23641, 39737, 42755, 63121, 118205, 198685, 315605, 401897, 675529, 1867639, 2009485, 3377645, 9338195, 31749863, 158749315]

約数ペア:

[(1, 158749315), (5, 31749863), (17, 9338195), (47, 3377645), (79, 2009485), (85, 1867639), (235, 675529), (395, 401897), (503, 315605), (799, 198685), (1343, 118205), (2515, 63121), (3713, 42755), (3995, 39737), (6715, 23641), (8551, 18565)]