206548480

素因数分解:

$2^9\times 5^1\times {\mathrm{80683}}^1$

素因数の和:80706

約数の個数: 40

約数和(自身を含む): 495238392

約数和(自身を除く): 288689912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 80683, 161366, 322732, 403415, 645464, 806830, 1290928, 1613660, 2581856, 3227320, 5163712, 6454640, 10327424, 12909280, 20654848, 25818560, 41309696, 51637120, 103274240, 206548480]

約数ペア:

[(1, 206548480), (2, 103274240), (4, 51637120), (5, 41309696), (8, 25818560), (10, 20654848), (16, 12909280), (20, 10327424), (32, 6454640), (40, 5163712), (64, 3227320), (80, 2581856), (128, 1613660), (160, 1290928), (256, 806830), (320, 645464), (512, 403415), (640, 322732), (1280, 161366), (2560, 80683)]