99990076

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{280871}}^1$

素因数の和:280964

約数の個数: 12

約数和(自身を含む): 176949360

約数和(自身を除く): 76959284

約数列:

[1, 2, 4, 89, 178, 356, 280871, 561742, 1123484, 24997519, 49995038, 99990076]

約数ペア:

[(1, 99990076), (2, 49995038), (4, 24997519), (89, 1123484), (178, 561742), (356, 280871)]