199980112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{15643}}^1$

素因数の和:15715

約数の個数: 40

約数和(自身を含む): 419008896

約数和(自身を除く): 219028784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1598, 3196, 6392, 12784, 15643, 31286, 62572, 125144, 250288, 265931, 531862, 735221, 1063724, 1470442, 2127448, 2940884, 4254896, 5881768, 11763536, 12498757, 24997514, 49995028, 99990056, 199980112]

約数ペア:

[(1, 199980112), (2, 99990056), (4, 49995028), (8, 24997514), (16, 12498757), (17, 11763536), (34, 5881768), (47, 4254896), (68, 2940884), (94, 2127448), (136, 1470442), (188, 1063724), (272, 735221), (376, 531862), (752, 265931), (799, 250288), (1598, 125144), (3196, 62572), (6392, 31286), (12784, 15643)]