16949425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2099}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 23436000

約数和(自身を除く): 6486575

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 2099, 8075, 10495, 35683, 39881, 52475, 178415, 199405, 677977, 892075, 997025, 3389885, 16949425]

約数ペア:

[(1, 16949425), (5, 3389885), (17, 997025), (19, 892075), (25, 677977), (85, 199405), (95, 178415), (323, 52475), (425, 39881), (475, 35683), (1615, 10495), (2099, 8075)]