51393784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 112896000

約数和(自身を除く): 61502216

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 839, 988, 1178, 1612, 1678, 1976, 2356, 3224, 3356, 4712, 6712, 7657, 10907, 15314, 15941, 21814, 26009, 30628, 31882, 43628, 52018, 61256, 63764, 87256, 104036, 127528, 207233, 208072, 338117, 414466, 494171, 676234, 828932, 988342, 1352468, 1657864, 1976684, 2704936, 3953368, 6424223, 12848446, 25696892, 51393784]

約数ペア:

[(1, 51393784), (2, 25696892), (4, 12848446), (8, 6424223), (13, 3953368), (19, 2704936), (26, 1976684), (31, 1657864), (38, 1352468), (52, 988342), (62, 828932), (76, 676234), (104, 494171), (124, 414466), (152, 338117), (247, 208072), (248, 207233), (403, 127528), (494, 104036), (589, 87256), (806, 63764), (839, 61256), (988, 52018), (1178, 43628), (1612, 31882), (1678, 30628), (1976, 26009), (2356, 21814), (3224, 15941), (3356, 15314), (4712, 10907), (6712, 7657)]