206915200

素因数分解:

$2^7\times 5^2\times {\mathrm{64661}}^1$

素因数の和:64685

約数の個数: 48

約数和(自身を含む): 511153110

約数和(自身を除く): 304237910

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 64661, 129322, 258644, 323305, 517288, 646610, 1034576, 1293220, 1616525, 2069152, 2586440, 3233050, 4138304, 5172880, 6466100, 8276608, 10345760, 12932200, 20691520, 25864400, 41383040, 51728800, 103457600, 206915200]

約数ペア:

[(1, 206915200), (2, 103457600), (4, 51728800), (5, 41383040), (8, 25864400), (10, 20691520), (16, 12932200), (20, 10345760), (25, 8276608), (32, 6466100), (40, 5172880), (50, 4138304), (64, 3233050), (80, 2586440), (100, 2069152), (128, 1616525), (160, 1293220), (200, 1034576), (320, 646610), (400, 517288), (640, 323305), (800, 258644), (1600, 129322), (3200, 64661)]