168009920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40387}}^1$

素因数の和:40417

約数の個数: 56

約数和(自身を含む): 430859184

約数和(自身を除く): 262849264

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, 40387, 80774, 161548, 201935, 323096, 403870, 525031, 646192, 807740, 1050062, 1292384, 1615480, 2100124, 2584768, 2625155, 3230960, 4200248, 5250310, 6461920, 8400496, 10500620, 12923840, 16800992, 21001240, 33601984, 42002480, 84004960, 168009920]

約数ペア:

[(1, 168009920), (2, 84004960), (4, 42002480), (5, 33601984), (8, 21001240), (10, 16800992), (13, 12923840), (16, 10500620), (20, 8400496), (26, 6461920), (32, 5250310), (40, 4200248), (52, 3230960), (64, 2625155), (65, 2584768), (80, 2100124), (104, 1615480), (130, 1292384), (160, 1050062), (208, 807740), (260, 646192), (320, 525031), (416, 403870), (520, 323096), (832, 201935), (1040, 161548), (2080, 80774), (4160, 40387)]