81126512

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{107881}}^1$

素因数の和:107936

約数の個数: 20

約数和(自身を含む): 160528416

約数和(自身を除く): 79401904

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 107881, 215762, 431524, 863048, 1726096, 5070407, 10140814, 20281628, 40563256, 81126512]

約数ペア:

[(1, 81126512), (2, 40563256), (4, 20281628), (8, 10140814), (16, 5070407), (47, 1726096), (94, 863048), (188, 431524), (376, 215762), (752, 107881)]