1897041925

素因数分解:

$5^2\times {\mathrm{149}}^1\times {\mathrm{607}}^1\times {\mathrm{839}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 2374848000

約数和(自身を除く): 477806075

約数列:

[1, 5, 25, 149, 607, 745, 839, 3035, 3725, 4195, 15175, 20975, 90443, 125011, 452215, 509273, 625055, 2261075, 2546365, 3125275, 12731825, 75881677, 379408385, 1897041925]

約数ペア:

[(1, 1897041925), (5, 379408385), (25, 75881677), (149, 12731825), (607, 3125275), (745, 2546365), (839, 2261075), (3035, 625055), (3725, 509273), (4195, 452215), (15175, 125011), (20975, 90443)]