2689600

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^2$

素因数の和:104

約数の個数: 63

約数和(自身を含む): 6783451

約数和(自身を除く): 4093851

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 656, 800, 820, 1025, 1312, 1600, 1640, 1681, 2050, 2624, 3280, 3362, 4100, 6560, 6724, 8200, 8405, 13120, 13448, 16400, 16810, 26896, 32800, 33620, 42025, 53792, 65600, 67240, 84050, 107584, 134480, 168100, 268960, 336200, 537920, 672400, 1344800, 2689600]

約数ペア:

[(1, 2689600), (2, 1344800), (4, 672400), (5, 537920), (8, 336200), (10, 268960), (16, 168100), (20, 134480), (25, 107584), (32, 84050), (40, 67240), (41, 65600), (50, 53792), (64, 42025), (80, 33620), (82, 32800), (100, 26896), (160, 16810), (164, 16400), (200, 13448), (205, 13120), (320, 8405), (328, 8200), (400, 6724), (410, 6560), (656, 4100), (800, 3362), (820, 3280), (1025, 2624), (1312, 2050), (1600, 1681)]