199209968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{2081}}^1$

素因数の和:2313

約数の個数: 40

約数和(自身を含む): 400676736

約数和(自身を除く): 201466768

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 193, 248, 386, 496, 772, 1544, 2081, 3088, 4162, 5983, 8324, 11966, 16648, 23932, 33296, 47864, 64511, 95728, 129022, 258044, 401633, 516088, 803266, 1032176, 1606532, 3213064, 6426128, 12450623, 24901246, 49802492, 99604984, 199209968]

約数ペア:

[(1, 199209968), (2, 99604984), (4, 49802492), (8, 24901246), (16, 12450623), (31, 6426128), (62, 3213064), (124, 1606532), (193, 1032176), (248, 803266), (386, 516088), (496, 401633), (772, 258044), (1544, 129022), (2081, 95728), (3088, 64511), (4162, 47864), (5983, 33296), (8324, 23932), (11966, 16648)]