16010000

素因数分解:

$2^4\times 5^4\times {\mathrm{1601}}^1$

素因数の和:1629

約数の個数: 50

約数和(自身を含む): 38786022

約数和(自身を除く): 22776022

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1601, 2000, 2500, 3202, 5000, 6404, 8005, 10000, 12808, 16010, 25616, 32020, 40025, 64040, 80050, 128080, 160100, 200125, 320200, 400250, 640400, 800500, 1000625, 1601000, 2001250, 3202000, 4002500, 8005000, 16010000]

約数ペア:

[(1, 16010000), (2, 8005000), (4, 4002500), (5, 3202000), (8, 2001250), (10, 1601000), (16, 1000625), (20, 800500), (25, 640400), (40, 400250), (50, 320200), (80, 200125), (100, 160100), (125, 128080), (200, 80050), (250, 64040), (400, 40025), (500, 32020), (625, 25616), (1000, 16010), (1250, 12808), (1601, 10000), (2000, 8005), (2500, 6404), (3202, 5000)]