28804564400

素因数分解:

$2^4\times 5^2\times {\mathrm{10651}}^1\times {\mathrm{6761}}^1$

素因数の和:17430

約数の個数: 60

約数和(自身を含む): 69219699864

約数和(自身を除く): 40415135464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6761, 10651, 13522, 21302, 27044, 33805, 42604, 53255, 54088, 67610, 85208, 106510, 108176, 135220, 169025, 170416, 213020, 266275, 270440, 338050, 426040, 532550, 540880, 676100, 852080, 1065100, 1352200, 2130200, 2704400, 4260400, 72011411, 144022822, 288045644, 360057055, 576091288, 720114110, 1152182576, 1440228220, 1800285275, 2880456440, 3600570550, 5760912880, 7201141100, 14402282200, 28804564400]

約数ペア:

[(1, 28804564400), (2, 14402282200), (4, 7201141100), (5, 5760912880), (8, 3600570550), (10, 2880456440), (16, 1800285275), (20, 1440228220), (25, 1152182576), (40, 720114110), (50, 576091288), (80, 360057055), (100, 288045644), (200, 144022822), (400, 72011411), (6761, 4260400), (10651, 2704400), (13522, 2130200), (21302, 1352200), (27044, 1065100), (33805, 852080), (42604, 676100), (53255, 540880), (54088, 532550), (67610, 426040), (85208, 338050), (106510, 270440), (108176, 266275), (135220, 213020), (169025, 170416)]