1980013475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167443}}^1$

素因数の和:167507

約数の個数: 24

約数和(自身を含む): 2740723392

約数和(自身を除く): 760709917

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 2365, 11825, 167443, 837215, 1841873, 4186075, 7200049, 9209365, 36000245, 46046825, 79200539, 180001225, 396002695, 1980013475]

約数ペア:

[(1, 1980013475), (5, 396002695), (11, 180001225), (25, 79200539), (43, 46046825), (55, 36000245), (215, 9209365), (275, 7200049), (473, 4186075), (1075, 1841873), (2365, 837215), (11825, 167443)]