83625425

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19793}}^1$

素因数の和:19829

約数の個数: 18

約数和(自身を含む): 112291362

約数和(自身を除く): 28665937

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 19793, 98965, 257309, 494825, 1286545, 3345017, 6432725, 16725085, 83625425]

約数ペア:

[(1, 83625425), (5, 16725085), (13, 6432725), (25, 3345017), (65, 1286545), (169, 494825), (325, 257309), (845, 98965), (4225, 19793)]