56526280

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9001}}^1$

素因数の和:9169

約数の個数: 32

約数和(自身を含む): 128008440

約数和(自身を除く): 71482160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 9001, 18002, 36004, 45005, 72008, 90010, 180020, 360040, 1413157, 2826314, 5652628, 7065785, 11305256, 14131570, 28263140, 56526280]

約数ペア:

[(1, 56526280), (2, 28263140), (4, 14131570), (5, 11305256), (8, 7065785), (10, 5652628), (20, 2826314), (40, 1413157), (157, 360040), (314, 180020), (628, 90010), (785, 72008), (1256, 45005), (1570, 36004), (3140, 18002), (6280, 9001)]