199428128

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{691}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 408058560

約数和(自身を除く): 208630432

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 311, 464, 622, 691, 928, 1244, 1382, 2488, 2764, 4976, 5528, 9019, 9952, 11056, 18038, 20039, 22112, 36076, 40078, 72152, 80156, 144304, 160312, 214901, 288608, 320624, 429802, 641248, 859604, 1719208, 3438416, 6232129, 6876832, 12464258, 24928516, 49857032, 99714064, 199428128]

約数ペア:

[(1, 199428128), (2, 99714064), (4, 49857032), (8, 24928516), (16, 12464258), (29, 6876832), (32, 6232129), (58, 3438416), (116, 1719208), (232, 859604), (311, 641248), (464, 429802), (622, 320624), (691, 288608), (928, 214901), (1244, 160312), (1382, 144304), (2488, 80156), (2764, 72152), (4976, 40078), (5528, 36076), (9019, 22112), (9952, 20039), (11056, 18038)]