206989120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49757}}^1$

素因数の和:49787

約数の個数: 56

約数和(自身を含む): 530818344

約数和(自身を除く): 323829224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 49757, 99514, 199028, 248785, 398056, 497570, 646841, 796112, 995140, 1293682, 1592224, 1990280, 2587364, 3184448, 3234205, 3980560, 5174728, 6468410, 7961120, 10349456, 12936820, 15922240, 20698912, 25873640, 41397824, 51747280, 103494560, 206989120]

約数ペア:

[(1, 206989120), (2, 103494560), (4, 51747280), (5, 41397824), (8, 25873640), (10, 20698912), (13, 15922240), (16, 12936820), (20, 10349456), (26, 7961120), (32, 6468410), (40, 5174728), (52, 3980560), (64, 3234205), (65, 3184448), (80, 2587364), (104, 1990280), (130, 1592224), (160, 1293682), (208, 995140), (260, 796112), (320, 646841), (416, 497570), (520, 398056), (832, 248785), (1040, 199028), (2080, 99514), (4160, 49757)]