16973500

素因数分解:

$2^2\times 5^3\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 37608480

約数和(自身を除く): 20634980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 125, 166, 250, 332, 409, 415, 500, 818, 830, 1636, 1660, 2045, 2075, 4090, 4150, 8180, 8300, 10225, 10375, 20450, 20750, 33947, 40900, 41500, 51125, 67894, 102250, 135788, 169735, 204500, 339470, 678940, 848675, 1697350, 3394700, 4243375, 8486750, 16973500]

約数ペア:

[(1, 16973500), (2, 8486750), (4, 4243375), (5, 3394700), (10, 1697350), (20, 848675), (25, 678940), (50, 339470), (83, 204500), (100, 169735), (125, 135788), (166, 102250), (250, 67894), (332, 51125), (409, 41500), (415, 40900), (500, 33947), (818, 20750), (830, 20450), (1636, 10375), (1660, 10225), (2045, 8300), (2075, 8180), (4090, 4150)]