255406892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{269}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 525495600

約数和(自身を除く): 270088708

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 269, 403, 494, 538, 589, 806, 961, 988, 1076, 1178, 1612, 1922, 2356, 3497, 3844, 5111, 6994, 7657, 8339, 10222, 12493, 13988, 15314, 16678, 18259, 20444, 24986, 30628, 33356, 36518, 49972, 66443, 73036, 108407, 132886, 158441, 216814, 237367, 258509, 265772, 316882, 433628, 474734, 517018, 633764, 949468, 1034036, 2059733, 3360617, 4119466, 4911671, 6721234, 8238932, 9823342, 13442468, 19646684, 63851723, 127703446, 255406892]

約数ペア:

[(1, 255406892), (2, 127703446), (4, 63851723), (13, 19646684), (19, 13442468), (26, 9823342), (31, 8238932), (38, 6721234), (52, 4911671), (62, 4119466), (76, 3360617), (124, 2059733), (247, 1034036), (269, 949468), (403, 633764), (494, 517018), (538, 474734), (589, 433628), (806, 316882), (961, 265772), (988, 258509), (1076, 237367), (1178, 216814), (1612, 158441), (1922, 132886), (2356, 108407), (3497, 73036), (3844, 66443), (5111, 49972), (6994, 36518), (7657, 33356), (8339, 30628), (10222, 24986), (12493, 20444), (13988, 18259), (15314, 16678)]