252887480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 582819840

約数和(自身を除く): 329932360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 127, 134, 254, 268, 335, 508, 536, 635, 670, 743, 1016, 1270, 1340, 1486, 2540, 2680, 2972, 3715, 5080, 5944, 7430, 8509, 14860, 17018, 29720, 34036, 42545, 49781, 68072, 85090, 94361, 99562, 170180, 188722, 199124, 248905, 340360, 377444, 398248, 471805, 497810, 754888, 943610, 995620, 1887220, 1991240, 3774440, 6322187, 12644374, 25288748, 31610935, 50577496, 63221870, 126443740, 252887480]

約数ペア:

[(1, 252887480), (2, 126443740), (4, 63221870), (5, 50577496), (8, 31610935), (10, 25288748), (20, 12644374), (40, 6322187), (67, 3774440), (127, 1991240), (134, 1887220), (254, 995620), (268, 943610), (335, 754888), (508, 497810), (536, 471805), (635, 398248), (670, 377444), (743, 340360), (1016, 248905), (1270, 199124), (1340, 188722), (1486, 170180), (2540, 99562), (2680, 94361), (2972, 85090), (3715, 68072), (5080, 49781), (5944, 42545), (7430, 34036), (8509, 29720), (14860, 17018)]