199001920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47837}}^1$

素因数の和:47867

約数の個数: 56

約数和(自身を含む): 510335784

約数和(自身を除く): 311333864

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, 47837, 95674, 191348, 239185, 382696, 478370, 621881, 765392, 956740, 1243762, 1530784, 1913480, 2487524, 3061568, 3109405, 3826960, 4975048, 6218810, 7653920, 9950096, 12437620, 15307840, 19900192, 24875240, 39800384, 49750480, 99500960, 199001920]

約数ペア:

[(1, 199001920), (2, 99500960), (4, 49750480), (5, 39800384), (8, 24875240), (10, 19900192), (13, 15307840), (16, 12437620), (20, 9950096), (26, 7653920), (32, 6218810), (40, 4975048), (52, 3826960), (64, 3109405), (65, 3061568), (80, 2487524), (104, 1913480), (130, 1530784), (160, 1243762), (208, 956740), (260, 765392), (320, 621881), (416, 478370), (520, 382696), (832, 239185), (1040, 191348), (2080, 95674), (4160, 47837)]