128560449560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{47970317}}^1$

素因数の和:47970395

約数の個数: 32

約数和(自身を含む): 293578346160

約数和(自身を除く): 165017896600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 47970317, 95940634, 191881268, 239851585, 383762536, 479703170, 959406340, 1918812680, 3214011239, 6428022478, 12856044956, 16070056195, 25712089912, 32140112390, 64280224780, 128560449560]

約数ペア:

[(1, 128560449560), (2, 64280224780), (4, 32140112390), (5, 25712089912), (8, 16070056195), (10, 12856044956), (20, 6428022478), (40, 3214011239), (67, 1918812680), (134, 959406340), (268, 479703170), (335, 383762536), (536, 239851585), (670, 191881268), (1340, 95940634), (2680, 47970317)]