5132800

素因数分解:

$2^9\times 5^2\times {\mathrm{401}}^1$

素因数の和:429

約数の個数: 60

約数和(自身を含む): 12748626

約数和(自身を除く): 7615826

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 401, 512, 640, 800, 802, 1280, 1600, 1604, 2005, 2560, 3200, 3208, 4010, 6400, 6416, 8020, 10025, 12800, 12832, 16040, 20050, 25664, 32080, 40100, 51328, 64160, 80200, 102656, 128320, 160400, 205312, 256640, 320800, 513280, 641600, 1026560, 1283200, 2566400, 5132800]

約数ペア:

[(1, 5132800), (2, 2566400), (4, 1283200), (5, 1026560), (8, 641600), (10, 513280), (16, 320800), (20, 256640), (25, 205312), (32, 160400), (40, 128320), (50, 102656), (64, 80200), (80, 64160), (100, 51328), (128, 40100), (160, 32080), (200, 25664), (256, 20050), (320, 16040), (400, 12832), (401, 12800), (512, 10025), (640, 8020), (800, 6416), (802, 6400), (1280, 4010), (1600, 3208), (1604, 3200), (2005, 2560)]