16505000

素因数分解:

$2^3\times 5^4\times {\mathrm{3301}}^1$

素因数の和:3327

約数の個数: 40

約数和(自身を含む): 38682930

約数和(自身を除く): 22177930

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 3301, 5000, 6602, 13204, 16505, 26408, 33010, 66020, 82525, 132040, 165050, 330100, 412625, 660200, 825250, 1650500, 2063125, 3301000, 4126250, 8252500, 16505000]

約数ペア:

[(1, 16505000), (2, 8252500), (4, 4126250), (5, 3301000), (8, 2063125), (10, 1650500), (20, 825250), (25, 660200), (40, 412625), (50, 330100), (100, 165050), (125, 132040), (200, 82525), (250, 66020), (500, 33010), (625, 26408), (1000, 16505), (1250, 13204), (2500, 6602), (3301, 5000)]