221628500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{9431}}^1$

素因数の和:9497

約数の個数: 48

約数和(自身を含む): 494387712

約数和(自身を除く): 272759212

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 470, 500, 940, 1175, 2350, 4700, 5875, 9431, 11750, 18862, 23500, 37724, 47155, 94310, 188620, 235775, 443257, 471550, 886514, 943100, 1178875, 1773028, 2216285, 2357750, 4432570, 4715500, 8865140, 11081425, 22162850, 44325700, 55407125, 110814250, 221628500]

約数ペア:

[(1, 221628500), (2, 110814250), (4, 55407125), (5, 44325700), (10, 22162850), (20, 11081425), (25, 8865140), (47, 4715500), (50, 4432570), (94, 2357750), (100, 2216285), (125, 1773028), (188, 1178875), (235, 943100), (250, 886514), (470, 471550), (500, 443257), (940, 235775), (1175, 188620), (2350, 94310), (4700, 47155), (5875, 37724), (9431, 23500), (11750, 18862)]