156645890

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 285704064

約数和(自身を除く): 129058174

約数列:

[1, 2, 5, 10, 151, 227, 302, 454, 457, 755, 914, 1135, 1510, 2270, 2285, 4570, 34277, 68554, 69007, 103739, 138014, 171385, 207478, 342770, 345035, 518695, 690070, 1037390, 15664589, 31329178, 78322945, 156645890]

約数ペア:

[(1, 156645890), (2, 78322945), (5, 31329178), (10, 15664589), (151, 1037390), (227, 690070), (302, 518695), (454, 345035), (457, 342770), (755, 207478), (914, 171385), (1135, 138014), (1510, 103739), (2270, 69007), (2285, 68554), (4570, 34277)]