480800

素因数分解:

$2^5\times 5^2\times {\mathrm{601}}^1$

素因数の和:621

約数の個数: 36

約数和(自身を含む): 1175706

約数和(自身を除く): 694906

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 601, 800, 1202, 2404, 3005, 4808, 6010, 9616, 12020, 15025, 19232, 24040, 30050, 48080, 60100, 96160, 120200, 240400, 480800]

約数ペア:

[(1, 480800), (2, 240400), (4, 120200), (5, 96160), (8, 60100), (10, 48080), (16, 30050), (20, 24040), (25, 19232), (32, 15025), (40, 12020), (50, 9616), (80, 6010), (100, 4808), (160, 3005), (200, 2404), (400, 1202), (601, 800)]