80339200

素因数分解:

$2^8\times 5^2\times {\mathrm{12553}}^1$

素因数の和:12579

約数の個数: 54

約数和(自身を含む): 198867914

約数和(自身を除く): 118528714

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, 3200, 6400, 12553, 25106, 50212, 62765, 100424, 125530, 200848, 251060, 313825, 401696, 502120, 627650, 803392, 1004240, 1255300, 1606784, 2008480, 2510600, 3213568, 4016960, 5021200, 8033920, 10042400, 16067840, 20084800, 40169600, 80339200]

約数ペア:

[(1, 80339200), (2, 40169600), (4, 20084800), (5, 16067840), (8, 10042400), (10, 8033920), (16, 5021200), (20, 4016960), (25, 3213568), (32, 2510600), (40, 2008480), (50, 1606784), (64, 1255300), (80, 1004240), (100, 803392), (128, 627650), (160, 502120), (200, 401696), (256, 313825), (320, 251060), (400, 200848), (640, 125530), (800, 100424), (1280, 62765), (1600, 50212), (3200, 25106), (6400, 12553)]