203978560

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5641}}^1$

素因数の和:5771

約数の個数: 56

約数和(自身を含む): 490109256

約数和(自身を除く): 286130696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 5641, 7232, 9040, 11282, 18080, 22564, 28205, 36160, 45128, 56410, 90256, 112820, 180512, 225640, 361024, 451280, 637433, 902560, 1274866, 1805120, 2549732, 3187165, 5099464, 6374330, 10198928, 12748660, 20397856, 25497320, 40795712, 50994640, 101989280, 203978560]

約数ペア:

[(1, 203978560), (2, 101989280), (4, 50994640), (5, 40795712), (8, 25497320), (10, 20397856), (16, 12748660), (20, 10198928), (32, 6374330), (40, 5099464), (64, 3187165), (80, 2549732), (113, 1805120), (160, 1274866), (226, 902560), (320, 637433), (452, 451280), (565, 361024), (904, 225640), (1130, 180512), (1808, 112820), (2260, 90256), (3616, 56410), (4520, 45128), (5641, 36160), (7232, 28205), (9040, 22564), (11282, 18080)]