16850800

素因数分解:

$2^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:530

約数の個数: 60

約数和(自身を含む): 40977040

約数和(自身を除く): 24126240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 200, 206, 400, 409, 412, 515, 818, 824, 1030, 1636, 1648, 2045, 2060, 2575, 3272, 4090, 4120, 5150, 6544, 8180, 8240, 10225, 10300, 16360, 20450, 20600, 32720, 40900, 41200, 42127, 81800, 84254, 163600, 168508, 210635, 337016, 421270, 674032, 842540, 1053175, 1685080, 2106350, 3370160, 4212700, 8425400, 16850800]

約数ペア:

[(1, 16850800), (2, 8425400), (4, 4212700), (5, 3370160), (8, 2106350), (10, 1685080), (16, 1053175), (20, 842540), (25, 674032), (40, 421270), (50, 337016), (80, 210635), (100, 168508), (103, 163600), (200, 84254), (206, 81800), (400, 42127), (409, 41200), (412, 40900), (515, 32720), (818, 20600), (824, 20450), (1030, 16360), (1636, 10300), (1648, 10225), (2045, 8240), (2060, 8180), (2575, 6544), (3272, 5150), (4090, 4120)]