87561104

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{39371}}^1$

素因数の和:39518

約数の個数: 20

約数和(自身を含む): 170874480

約数和(自身を除く): 83313376

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 39371, 78742, 157484, 314968, 629936, 5472569, 10945138, 21890276, 43780552, 87561104]

約数ペア:

[(1, 87561104), (2, 43780552), (4, 21890276), (8, 10945138), (16, 5472569), (139, 629936), (278, 314968), (556, 157484), (1112, 78742), (2224, 39371)]