16800275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 22193520

約数和(自身を除く): 5393245

約数列:

[1, 5, 19, 25, 95, 113, 313, 475, 565, 1565, 2147, 2825, 5947, 7825, 10735, 29735, 35369, 53675, 148675, 176845, 672011, 884225, 3360055, 16800275]

約数ペア:

[(1, 16800275), (5, 3360055), (19, 884225), (25, 672011), (95, 176845), (113, 148675), (313, 53675), (475, 35369), (565, 29735), (1565, 10735), (2147, 7825), (2825, 5947)]