87421264

素因数分解:

$2^4\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1237}}^1$

素因数の和:1883

約数の個数: 40

約数和(自身を含む): 194039168

約数和(自身を除く): 106617904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 631, 1237, 1262, 2474, 2524, 4417, 4948, 5048, 8659, 8834, 9896, 10096, 17318, 17668, 19792, 34636, 35336, 69272, 70672, 138544, 780547, 1561094, 3122188, 5463829, 6244376, 10927658, 12488752, 21855316, 43710632, 87421264]

約数ペア:

[(1, 87421264), (2, 43710632), (4, 21855316), (7, 12488752), (8, 10927658), (14, 6244376), (16, 5463829), (28, 3122188), (56, 1561094), (112, 780547), (631, 138544), (1237, 70672), (1262, 69272), (2474, 35336), (2524, 34636), (4417, 19792), (4948, 17668), (5048, 17318), (8659, 10096), (8834, 9896)]