257101856

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{4481}}^1$

素因数の和:4665

約数の個数: 48

約数和(自身を含む): 555696288

約数和(自身を除く): 298594432

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 163, 176, 326, 352, 652, 1304, 1793, 2608, 3586, 4481, 5216, 7172, 8962, 14344, 17924, 28688, 35848, 49291, 57376, 71696, 98582, 143392, 197164, 394328, 730403, 788656, 1460806, 1577312, 2921612, 5843224, 8034433, 11686448, 16068866, 23372896, 32137732, 64275464, 128550928, 257101856]

約数ペア:

[(1, 257101856), (2, 128550928), (4, 64275464), (8, 32137732), (11, 23372896), (16, 16068866), (22, 11686448), (32, 8034433), (44, 5843224), (88, 2921612), (163, 1577312), (176, 1460806), (326, 788656), (352, 730403), (652, 394328), (1304, 197164), (1793, 143392), (2608, 98582), (3586, 71696), (4481, 57376), (5216, 49291), (7172, 35848), (8962, 28688), (14344, 17924)]