12985600

素因数分解:

$2^8\times 5^2\times {\mathrm{2029}}^1$

素因数の和:2055

約数の個数: 54

約数和(自身を含む): 32157230

約数和(自身を除く): 19171630

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 2029, 3200, 4058, 6400, 8116, 10145, 16232, 20290, 32464, 40580, 50725, 64928, 81160, 101450, 129856, 162320, 202900, 259712, 324640, 405800, 519424, 649280, 811600, 1298560, 1623200, 2597120, 3246400, 6492800, 12985600]

約数ペア:

[(1, 12985600), (2, 6492800), (4, 3246400), (5, 2597120), (8, 1623200), (10, 1298560), (16, 811600), (20, 649280), (25, 519424), (32, 405800), (40, 324640), (50, 259712), (64, 202900), (80, 162320), (100, 129856), (128, 101450), (160, 81160), (200, 64928), (256, 50725), (320, 40580), (400, 32464), (640, 20290), (800, 16232), (1280, 10145), (1600, 8116), (2029, 6400), (3200, 4058)]