81725104

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{108677}}^1$

素因数の和:108732

約数の個数: 20

約数和(自身を含む): 161712864

約数和(自身を除く): 79987760

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 108677, 217354, 434708, 869416, 1738832, 5107819, 10215638, 20431276, 40862552, 81725104]

約数ペア:

[(1, 81725104), (2, 40862552), (4, 20431276), (8, 10215638), (16, 5107819), (47, 1738832), (94, 869416), (188, 434708), (376, 217354), (752, 108677)]