212193425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4423}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 279773760

約数和(自身を除く): 67580335

約数列:

[1, 5, 19, 25, 95, 101, 475, 505, 1919, 2525, 4423, 9595, 22115, 47975, 84037, 110575, 420185, 446723, 2100925, 2233615, 8487737, 11168075, 42438685, 212193425]

約数ペア:

[(1, 212193425), (5, 42438685), (19, 11168075), (25, 8487737), (95, 2233615), (101, 2100925), (475, 446723), (505, 420185), (1919, 110575), (2525, 84037), (4423, 47975), (9595, 22115)]