211047680

素因数分解:

$2^8\times 5^1\times {\mathrm{164881}}^1$

素因数の和:164902

約数の個数: 36

約数和(自身を含む): 505528212

約数和(自身を除く): 294480532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 164881, 329762, 659524, 824405, 1319048, 1648810, 2638096, 3297620, 5276192, 6595240, 10552384, 13190480, 21104768, 26380960, 42209536, 52761920, 105523840, 211047680]

約数ペア:

[(1, 211047680), (2, 105523840), (4, 52761920), (5, 42209536), (8, 26380960), (10, 21104768), (16, 13190480), (20, 10552384), (32, 6595240), (40, 5276192), (64, 3297620), (80, 2638096), (128, 1648810), (160, 1319048), (256, 824405), (320, 659524), (640, 329762), (1280, 164881)]