205123582640

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20189329}}^1$

素因数の和:20189469

約数の個数: 40

約数和(自身を含む): 480667568640

約数和(自身を除く): 275543986000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 20189329, 40378658, 80757316, 100946645, 161514632, 201893290, 323029264, 403786580, 807573160, 1615146320, 2564044783, 5128089566, 10256179132, 12820223915, 20512358264, 25640447830, 41024716528, 51280895660, 102561791320, 205123582640]

約数ペア:

[(1, 205123582640), (2, 102561791320), (4, 51280895660), (5, 41024716528), (8, 25640447830), (10, 20512358264), (16, 12820223915), (20, 10256179132), (40, 5128089566), (80, 2564044783), (127, 1615146320), (254, 807573160), (508, 403786580), (635, 323029264), (1016, 201893290), (1270, 161514632), (2032, 100946645), (2540, 80757316), (5080, 40378658), (10160, 20189329)]