22450000

素因数分解:

$2^4\times 5^5\times {\mathrm{449}}^1$

素因数の和:482

約数の個数: 60

約数和(自身を含む): 54488700

約数和(自身を除く): 32038700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 449, 500, 625, 898, 1000, 1250, 1796, 2000, 2245, 2500, 3125, 3592, 4490, 5000, 6250, 7184, 8980, 10000, 11225, 12500, 17960, 22450, 25000, 35920, 44900, 50000, 56125, 89800, 112250, 179600, 224500, 280625, 449000, 561250, 898000, 1122500, 1403125, 2245000, 2806250, 4490000, 5612500, 11225000, 22450000]

約数ペア:

[(1, 22450000), (2, 11225000), (4, 5612500), (5, 4490000), (8, 2806250), (10, 2245000), (16, 1403125), (20, 1122500), (25, 898000), (40, 561250), (50, 449000), (80, 280625), (100, 224500), (125, 179600), (200, 112250), (250, 89800), (400, 56125), (449, 50000), (500, 44900), (625, 35920), (898, 25000), (1000, 22450), (1250, 17960), (1796, 12500), (2000, 11225), (2245, 10000), (2500, 8980), (3125, 7184), (3592, 6250), (4490, 5000)]