198020800

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5381}}^1$

素因数の和:5426

約数の個数: 84

約数和(自身を含む): 508534416

約数和(自身を除く): 310513616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 160, 184, 200, 230, 320, 368, 400, 460, 575, 736, 800, 920, 1150, 1472, 1600, 1840, 2300, 3680, 4600, 5381, 7360, 9200, 10762, 18400, 21524, 26905, 36800, 43048, 53810, 86096, 107620, 123763, 134525, 172192, 215240, 247526, 269050, 344384, 430480, 495052, 538100, 618815, 860960, 990104, 1076200, 1237630, 1721920, 1980208, 2152400, 2475260, 3094075, 3960416, 4304800, 4950520, 6188150, 7920832, 8609600, 9901040, 12376300, 19802080, 24752600, 39604160, 49505200, 99010400, 198020800]

約数ペア:

[(1, 198020800), (2, 99010400), (4, 49505200), (5, 39604160), (8, 24752600), (10, 19802080), (16, 12376300), (20, 9901040), (23, 8609600), (25, 7920832), (32, 6188150), (40, 4950520), (46, 4304800), (50, 3960416), (64, 3094075), (80, 2475260), (92, 2152400), (100, 1980208), (115, 1721920), (160, 1237630), (184, 1076200), (200, 990104), (230, 860960), (320, 618815), (368, 538100), (400, 495052), (460, 430480), (575, 344384), (736, 269050), (800, 247526), (920, 215240), (1150, 172192), (1472, 134525), (1600, 123763), (1840, 107620), (2300, 86096), (3680, 53810), (4600, 43048), (5381, 36800), (7360, 26905), (9200, 21524), (10762, 18400)]