256965196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 484556800

約数和(自身を除く): 227591604

約数列:

[1, 2, 4, 19, 38, 76, 79, 127, 158, 254, 316, 337, 508, 674, 1348, 1501, 2413, 3002, 4826, 6004, 6403, 9652, 10033, 12806, 20066, 25612, 26623, 40132, 42799, 53246, 85598, 106492, 171196, 190627, 381254, 505837, 762508, 813181, 1011674, 1626362, 2023348, 3252724, 3381121, 6762242, 13524484, 64241299, 128482598, 256965196]

約数ペア:

[(1, 256965196), (2, 128482598), (4, 64241299), (19, 13524484), (38, 6762242), (76, 3381121), (79, 3252724), (127, 2023348), (158, 1626362), (254, 1011674), (316, 813181), (337, 762508), (508, 505837), (674, 381254), (1348, 190627), (1501, 171196), (2413, 106492), (3002, 85598), (4826, 53246), (6004, 42799), (6403, 40132), (9652, 26623), (10033, 25612), (12806, 20066)]